18838437870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{33967}}^1$

素因数の和:34142

約数の個数: 128

約数和(自身を含む): 54783590400

約数和(自身を除く): 35945152530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 139, 190, 210, 266, 278, 285, 399, 417, 570, 665, 695, 798, 834, 973, 1330, 1390, 1946, 1995, 2085, 2641, 2919, 3990, 4170, 4865, 5282, 5838, 7923, 9730, 13205, 14595, 15846, 18487, 26410, 29190, 33967, 36974, 39615, 55461, 67934, 79230, 92435, 101901, 110922, 169835, 184870, 203802, 237769, 277305, 339670, 475538, 509505, 554610, 645373, 713307, 1019010, 1188845, 1290746, 1426614, 1936119, 2377690, 3226865, 3566535, 3872238, 4517611, 4721413, 6453730, 7133070, 9035222, 9442826, 9680595, 13552833, 14164239, 19361190, 22588055, 23607065, 27105666, 28328478, 33049891, 45176110, 47214130, 66099782, 67764165, 70821195, 89706847, 99149673, 135528330, 141642390, 165249455, 179413694, 198299346, 269120541, 330498910, 448534235, 495748365, 538241082, 627947929, 897068470, 991496730, 1255895858, 1345602705, 1883843787, 2691205410, 3139739645, 3767687574, 6279479290, 9419218935, 18838437870]

約数ペア:

[(1, 18838437870), (2, 9419218935), (3, 6279479290), (5, 3767687574), (6, 3139739645), (7, 2691205410), (10, 1883843787), (14, 1345602705), (15, 1255895858), (19, 991496730), (21, 897068470), (30, 627947929), (35, 538241082), (38, 495748365), (42, 448534235), (57, 330498910), (70, 269120541), (95, 198299346), (105, 179413694), (114, 165249455), (133, 141642390), (139, 135528330), (190, 99149673), (210, 89706847), (266, 70821195), (278, 67764165), (285, 66099782), (399, 47214130), (417, 45176110), (570, 33049891), (665, 28328478), (695, 27105666), (798, 23607065), (834, 22588055), (973, 19361190), (1330, 14164239), (1390, 13552833), (1946, 9680595), (1995, 9442826), (2085, 9035222), (2641, 7133070), (2919, 6453730), (3990, 4721413), (4170, 4517611), (4865, 3872238), (5282, 3566535), (5838, 3226865), (7923, 2377690), (9730, 1936119), (13205, 1426614), (14595, 1290746), (15846, 1188845), (18487, 1019010), (26410, 713307), (29190, 645373), (33967, 554610), (36974, 509505), (39615, 475538), (55461, 339670), (67934, 277305), (79230, 237769), (92435, 203802), (101901, 184870), (110922, 169835)]