19043410178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{677}}^1$

素因数の和:1031

約数の個数: 64

約数和(自身を含む): 31830472800

約数和(自身を除く): 12787062622

約数列:

[1, 2, 13, 26, 53, 106, 137, 149, 274, 298, 677, 689, 1354, 1378, 1781, 1937, 3562, 3874, 7261, 7897, 8801, 14522, 15794, 17602, 20413, 35881, 40826, 71762, 92749, 94393, 100873, 102661, 185498, 188786, 201746, 205322, 265369, 466453, 530738, 932906, 1081889, 1205737, 1311349, 2163778, 2411474, 2622698, 4915697, 5346269, 9831394, 10692538, 13819601, 14064557, 27639202, 28129114, 63904061, 69501497, 127808122, 139002994, 179654813, 359309626, 732438853, 1464877706, 9521705089, 19043410178]

約数ペア:

[(1, 19043410178), (2, 9521705089), (13, 1464877706), (26, 732438853), (53, 359309626), (106, 179654813), (137, 139002994), (149, 127808122), (274, 69501497), (298, 63904061), (677, 28129114), (689, 27639202), (1354, 14064557), (1378, 13819601), (1781, 10692538), (1937, 9831394), (3562, 5346269), (3874, 4915697), (7261, 2622698), (7897, 2411474), (8801, 2163778), (14522, 1311349), (15794, 1205737), (17602, 1081889), (20413, 932906), (35881, 530738), (40826, 466453), (71762, 265369), (92749, 205322), (94393, 201746), (100873, 188786), (102661, 185498)]