19757808

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1153}}^1$

素因数の和:1191

約数の個数: 120

約数和(自身を含む): 66968928

約数和(自身を除く): 47211120

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 102, 112, 119, 126, 136, 144, 153, 168, 204, 238, 252, 272, 306, 336, 357, 408, 476, 504, 612, 714, 816, 952, 1008, 1071, 1153, 1224, 1428, 1904, 2142, 2306, 2448, 2856, 3459, 4284, 4612, 5712, 6918, 8071, 8568, 9224, 10377, 13836, 16142, 17136, 18448, 19601, 20754, 24213, 27672, 32284, 39202, 41508, 48426, 55344, 58803, 64568, 72639, 78404, 83016, 96852, 117606, 129136, 137207, 145278, 156808, 166032, 176409, 193704, 235212, 274414, 290556, 313616, 352818, 387408, 411621, 470424, 548828, 581112, 705636, 823242, 940848, 1097656, 1162224, 1234863, 1411272, 1646484, 2195312, 2469726, 2822544, 3292968, 4939452, 6585936, 9878904, 19757808]

約数ペア:

[(1, 19757808), (2, 9878904), (3, 6585936), (4, 4939452), (6, 3292968), (7, 2822544), (8, 2469726), (9, 2195312), (12, 1646484), (14, 1411272), (16, 1234863), (17, 1162224), (18, 1097656), (21, 940848), (24, 823242), (28, 705636), (34, 581112), (36, 548828), (42, 470424), (48, 411621), (51, 387408), (56, 352818), (63, 313616), (68, 290556), (72, 274414), (84, 235212), (102, 193704), (112, 176409), (119, 166032), (126, 156808), (136, 145278), (144, 137207), (153, 129136), (168, 117606), (204, 96852), (238, 83016), (252, 78404), (272, 72639), (306, 64568), (336, 58803), (357, 55344), (408, 48426), (476, 41508), (504, 39202), (612, 32284), (714, 27672), (816, 24213), (952, 20754), (1008, 19601), (1071, 18448), (1153, 17136), (1224, 16142), (1428, 13836), (1904, 10377), (2142, 9224), (2306, 8568), (2448, 8071), (2856, 6918), (3459, 5712), (4284, 4612)]