20114384

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:663

約数の個数: 40

約数和(自身を含む): 40754088

約数和(自身を除く): 20639704

約数列:

[1, 2, 4, 8, 16, 37, 61, 74, 122, 148, 244, 296, 488, 557, 592, 976, 1114, 2228, 2257, 4456, 4514, 8912, 9028, 18056, 20609, 33977, 36112, 41218, 67954, 82436, 135908, 164872, 271816, 329744, 543632, 1257149, 2514298, 5028596, 10057192, 20114384]

約数ペア:

[(1, 20114384), (2, 10057192), (4, 5028596), (8, 2514298), (16, 1257149), (37, 543632), (61, 329744), (74, 271816), (122, 164872), (148, 135908), (244, 82436), (296, 67954), (488, 41218), (557, 36112), (592, 33977), (976, 20609), (1114, 18056), (2228, 9028), (2257, 8912), (4456, 4514)]