19003921904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1747}}^1\times {\mathrm{3253}}^1$

素因数の和:5038

約数の個数: 80

約数和(自身を含む): 42318660480

約数和(自身を除く): 23314738576

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 1747, 3253, 3344, 3494, 6506, 6988, 13012, 13976, 19217, 26024, 27952, 33193, 35783, 38434, 52048, 61807, 66386, 71566, 76868, 123614, 132772, 143132, 153736, 247228, 265544, 286264, 307472, 365123, 494456, 531088, 572528, 679877, 730246, 988912, 1359754, 1460492, 2719508, 2920984, 5439016, 5682991, 5841968, 10878032, 11365982, 22731964, 45463928, 62512901, 90927856, 107976829, 125025802, 215953658, 250051604, 431907316, 500103208, 863814632, 1000206416, 1187745119, 1727629264, 2375490238, 4750980476, 9501960952, 19003921904]

約数ペア:

[(1, 19003921904), (2, 9501960952), (4, 4750980476), (8, 2375490238), (11, 1727629264), (16, 1187745119), (19, 1000206416), (22, 863814632), (38, 500103208), (44, 431907316), (76, 250051604), (88, 215953658), (152, 125025802), (176, 107976829), (209, 90927856), (304, 62512901), (418, 45463928), (836, 22731964), (1672, 11365982), (1747, 10878032), (3253, 5841968), (3344, 5682991), (3494, 5439016), (6506, 2920984), (6988, 2719508), (13012, 1460492), (13976, 1359754), (19217, 988912), (26024, 730246), (27952, 679877), (33193, 572528), (35783, 531088), (38434, 494456), (52048, 365123), (61807, 307472), (66386, 286264), (71566, 265544), (76868, 247228), (123614, 153736), (132772, 143132)]