18498792

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 50218560

約数和(自身を除く): 31719768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 211, 281, 312, 422, 562, 633, 843, 844, 1124, 1266, 1686, 1688, 2248, 2532, 2743, 3372, 3653, 5064, 5486, 6744, 7306, 8229, 10959, 10972, 14612, 16458, 21918, 21944, 29224, 32916, 43836, 59291, 65832, 87672, 118582, 177873, 237164, 355746, 474328, 711492, 770783, 1422984, 1541566, 2312349, 3083132, 4624698, 6166264, 9249396, 18498792]

約数ペア:

[(1, 18498792), (2, 9249396), (3, 6166264), (4, 4624698), (6, 3083132), (8, 2312349), (12, 1541566), (13, 1422984), (24, 770783), (26, 711492), (39, 474328), (52, 355746), (78, 237164), (104, 177873), (156, 118582), (211, 87672), (281, 65832), (312, 59291), (422, 43836), (562, 32916), (633, 29224), (843, 21944), (844, 21918), (1124, 16458), (1266, 14612), (1686, 10972), (1688, 10959), (2248, 8229), (2532, 7306), (2743, 6744), (3372, 5486), (3653, 5064)]