19312707388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{16747}}^1$

素因数の和:17162

約数の個数: 48

約数和(自身を含む): 37054079104

約数和(自身を除く): 17741371716

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 331, 662, 871, 1324, 1742, 3484, 4303, 8606, 16747, 17212, 22177, 33494, 44354, 66988, 88708, 217711, 288301, 435422, 576602, 870844, 1122049, 1153204, 2244098, 4488196, 5543257, 11086514, 14586637, 22173028, 29173274, 58346548, 72062341, 144124682, 288249364, 371398219, 742796438, 1485592876, 4828176847, 9656353694, 19312707388]

約数ペア:

[(1, 19312707388), (2, 9656353694), (4, 4828176847), (13, 1485592876), (26, 742796438), (52, 371398219), (67, 288249364), (134, 144124682), (268, 72062341), (331, 58346548), (662, 29173274), (871, 22173028), (1324, 14586637), (1742, 11086514), (3484, 5543257), (4303, 4488196), (8606, 2244098), (16747, 1153204), (17212, 1122049), (22177, 870844), (33494, 576602), (44354, 435422), (66988, 288301), (88708, 217711)]