20117344

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1307}}^1$

素因数の和:1367

約数の個数: 48

約数和(自身を含む): 43838928

約数和(自身を除く): 23721584

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 104, 148, 208, 296, 416, 481, 592, 962, 1184, 1307, 1924, 2614, 3848, 5228, 7696, 10456, 15392, 16991, 20912, 33982, 41824, 48359, 67964, 96718, 135928, 193436, 271856, 386872, 543712, 628667, 773744, 1257334, 1547488, 2514668, 5029336, 10058672, 20117344]

約数ペア:

[(1, 20117344), (2, 10058672), (4, 5029336), (8, 2514668), (13, 1547488), (16, 1257334), (26, 773744), (32, 628667), (37, 543712), (52, 386872), (74, 271856), (104, 193436), (148, 135928), (208, 96718), (296, 67964), (416, 48359), (481, 41824), (592, 33982), (962, 20912), (1184, 16991), (1307, 15392), (1924, 10456), (2614, 7696), (3848, 5228)]