1921189788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23603}}^1$

素因数の和:23656

約数の個数: 144

約数和(自身を含む): 6186136320

約数和(自身を除く): 4264946532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 28, 34, 36, 38, 42, 51, 57, 63, 68, 76, 84, 102, 114, 119, 126, 133, 153, 171, 204, 228, 238, 252, 266, 306, 323, 342, 357, 399, 476, 532, 612, 646, 684, 714, 798, 969, 1071, 1197, 1292, 1428, 1596, 1938, 2142, 2261, 2394, 2907, 3876, 4284, 4522, 4788, 5814, 6783, 9044, 11628, 13566, 20349, 23603, 27132, 40698, 47206, 70809, 81396, 94412, 141618, 165221, 212427, 283236, 330442, 401251, 424854, 448457, 495663, 660884, 802502, 849708, 896914, 991326, 1203753, 1345371, 1486989, 1605004, 1793828, 1982652, 2407506, 2690742, 2808757, 2973978, 3139199, 3611259, 4036113, 4815012, 5381484, 5617514, 5947956, 6278398, 7222518, 7623769, 8072226, 8426271, 9417597, 11235028, 12556796, 14445036, 15247538, 16144452, 16852542, 18835194, 22871307, 25278813, 28252791, 30495076, 33705084, 37670388, 45742614, 50557626, 53366383, 56505582, 68613921, 91485228, 101115252, 106732766, 113011164, 137227842, 160099149, 213465532, 274455684, 320198298, 480297447, 640396596, 960594894, 1921189788]

約数ペア:

[(1, 1921189788), (2, 960594894), (3, 640396596), (4, 480297447), (6, 320198298), (7, 274455684), (9, 213465532), (12, 160099149), (14, 137227842), (17, 113011164), (18, 106732766), (19, 101115252), (21, 91485228), (28, 68613921), (34, 56505582), (36, 53366383), (38, 50557626), (42, 45742614), (51, 37670388), (57, 33705084), (63, 30495076), (68, 28252791), (76, 25278813), (84, 22871307), (102, 18835194), (114, 16852542), (119, 16144452), (126, 15247538), (133, 14445036), (153, 12556796), (171, 11235028), (204, 9417597), (228, 8426271), (238, 8072226), (252, 7623769), (266, 7222518), (306, 6278398), (323, 5947956), (342, 5617514), (357, 5381484), (399, 4815012), (476, 4036113), (532, 3611259), (612, 3139199), (646, 2973978), (684, 2808757), (714, 2690742), (798, 2407506), (969, 1982652), (1071, 1793828), (1197, 1605004), (1292, 1486989), (1428, 1345371), (1596, 1203753), (1938, 991326), (2142, 896914), (2261, 849708), (2394, 802502), (2907, 660884), (3876, 495663), (4284, 448457), (4522, 424854), (4788, 401251), (5814, 330442), (6783, 283236), (9044, 212427), (11628, 165221), (13566, 141618), (20349, 94412), (23603, 81396), (27132, 70809), (40698, 47206)]