19763409664

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131071}}^1$

素因数の和:131137

約数の個数: 72

約数和(自身を含む): 42865786880

約数和(自身を除く): 23102377216

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 2432, 3968, 4712, 4864, 7936, 9424, 18848, 37696, 75392, 131071, 150784, 262142, 524284, 1048568, 2097136, 2490349, 4063201, 4194272, 4980698, 8126402, 8388544, 9961396, 16252804, 16777088, 19922792, 32505608, 33554176, 39845584, 65011216, 77200819, 79691168, 130022432, 154401638, 159382336, 260044864, 308803276, 318764672, 520089728, 617606552, 637529344, 1040179456, 1235213104, 2470426208, 4940852416, 9881704832, 19763409664]

約数ペア:

[(1, 19763409664), (2, 9881704832), (4, 4940852416), (8, 2470426208), (16, 1235213104), (19, 1040179456), (31, 637529344), (32, 617606552), (38, 520089728), (62, 318764672), (64, 308803276), (76, 260044864), (124, 159382336), (128, 154401638), (152, 130022432), (248, 79691168), (256, 77200819), (304, 65011216), (496, 39845584), (589, 33554176), (608, 32505608), (992, 19922792), (1178, 16777088), (1216, 16252804), (1984, 9961396), (2356, 8388544), (2432, 8126402), (3968, 4980698), (4712, 4194272), (4864, 4063201), (7936, 2490349), (9424, 2097136), (18848, 1048568), (37696, 524284), (75392, 262142), (131071, 150784)]