20974804935

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{160967}}^1$

素因数の和:161072

約数の個数: 64

約数和(自身を含む): 41166600192

約数和(自身を除く): 20191795257

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 73, 85, 105, 119, 219, 255, 357, 365, 511, 595, 1095, 1241, 1533, 1785, 2555, 3723, 6205, 7665, 8687, 18615, 26061, 43435, 130305, 160967, 482901, 804835, 1126769, 2414505, 2736439, 3380307, 5633845, 8209317, 11750591, 13682195, 16901535, 19155073, 35251773, 41046585, 57465219, 58752955, 82254137, 95775365, 176258865, 199760047, 246762411, 287326095, 411270685, 599280141, 998800235, 1233812055, 1398320329, 2996400705, 4194960987, 6991601645, 20974804935]

約数ペア:

[(1, 20974804935), (3, 6991601645), (5, 4194960987), (7, 2996400705), (15, 1398320329), (17, 1233812055), (21, 998800235), (35, 599280141), (51, 411270685), (73, 287326095), (85, 246762411), (105, 199760047), (119, 176258865), (219, 95775365), (255, 82254137), (357, 58752955), (365, 57465219), (511, 41046585), (595, 35251773), (1095, 19155073), (1241, 16901535), (1533, 13682195), (1785, 11750591), (2555, 8209317), (3723, 5633845), (6205, 3380307), (7665, 2736439), (8687, 2414505), (18615, 1126769), (26061, 804835), (43435, 482901), (130305, 160967)]