20007325416

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{64319}}^1$

素因数の和:65338

約数の個数: 64

約数和(自身を含む): 53920742400

約数和(自身を除く): 33913416984

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 997, 1994, 2991, 3988, 5982, 7976, 11964, 12961, 23928, 25922, 38883, 51844, 64319, 77766, 103688, 128638, 155532, 192957, 257276, 311064, 385914, 514552, 771828, 836147, 1543656, 1672294, 2508441, 3344588, 5016882, 6689176, 10033764, 20067528, 64126043, 128252086, 192378129, 256504172, 384756258, 513008344, 769512516, 833638559, 1539025032, 1667277118, 2500915677, 3334554236, 5001831354, 6669108472, 10003662708, 20007325416]

約数ペア:

[(1, 20007325416), (2, 10003662708), (3, 6669108472), (4, 5001831354), (6, 3334554236), (8, 2500915677), (12, 1667277118), (13, 1539025032), (24, 833638559), (26, 769512516), (39, 513008344), (52, 384756258), (78, 256504172), (104, 192378129), (156, 128252086), (312, 64126043), (997, 20067528), (1994, 10033764), (2991, 6689176), (3988, 5016882), (5982, 3344588), (7976, 2508441), (11964, 1672294), (12961, 1543656), (23928, 836147), (25922, 771828), (38883, 514552), (51844, 385914), (64319, 311064), (77766, 257276), (103688, 192957), (128638, 155532)]