31581056

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{18979}}^1$

素因数の和:19006

約数の個数: 32

約数和(自身を含む): 67758600

約数和(自身を除く): 36177544

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 18979, 37958, 75916, 151832, 246727, 303664, 493454, 607328, 986908, 1214656, 1973816, 2429312, 3947632, 7895264, 15790528, 31581056]

約数ペア:

[(1, 31581056), (2, 15790528), (4, 7895264), (8, 3947632), (13, 2429312), (16, 1973816), (26, 1214656), (32, 986908), (52, 607328), (64, 493454), (104, 303664), (128, 246727), (208, 151832), (416, 75916), (832, 37958), (1664, 18979)]