20131490704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6211}}^1\times {\mathrm{15583}}^1$

素因数の和:21815

約数の個数: 40

約数和(自身を含む): 42014588672

約数和(自身を除く): 21883097968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6211, 12422, 15583, 24844, 31166, 49688, 62332, 80743, 99376, 124664, 161486, 202579, 249328, 322972, 405158, 645944, 810316, 1291888, 1620632, 3241264, 96786013, 193572026, 387144052, 774288104, 1258218169, 1548576208, 2516436338, 5032872676, 10065745352, 20131490704]

約数ペア:

[(1, 20131490704), (2, 10065745352), (4, 5032872676), (8, 2516436338), (13, 1548576208), (16, 1258218169), (26, 774288104), (52, 387144052), (104, 193572026), (208, 96786013), (6211, 3241264), (12422, 1620632), (15583, 1291888), (24844, 810316), (31166, 645944), (49688, 405158), (62332, 322972), (80743, 249328), (99376, 202579), (124664, 161486)]