18399160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{863}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 27323720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 863, 1066, 1640, 1726, 2132, 2665, 3452, 4264, 4315, 5330, 6904, 8630, 10660, 11219, 17260, 21320, 22438, 34520, 35383, 44876, 56095, 70766, 89752, 112190, 141532, 176915, 224380, 283064, 353830, 448760, 459979, 707660, 919958, 1415320, 1839916, 2299895, 3679832, 4599790, 9199580, 18399160]

約数ペア:

[(1, 18399160), (2, 9199580), (4, 4599790), (5, 3679832), (8, 2299895), (10, 1839916), (13, 1415320), (20, 919958), (26, 707660), (40, 459979), (41, 448760), (52, 353830), (65, 283064), (82, 224380), (104, 176915), (130, 141532), (164, 112190), (205, 89752), (260, 70766), (328, 56095), (410, 44876), (520, 35383), (533, 34520), (820, 22438), (863, 21320), (1066, 17260), (1640, 11219), (1726, 10660), (2132, 8630), (2665, 6904), (3452, 5330), (4264, 4315)]