20360496

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 57607424

約数和(自身を除く): 37246928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 67, 78, 104, 134, 156, 201, 208, 268, 312, 402, 487, 536, 624, 804, 871, 974, 1072, 1461, 1608, 1742, 1948, 2613, 2922, 3216, 3484, 3896, 5226, 5844, 6331, 6968, 7792, 10452, 11688, 12662, 13936, 18993, 20904, 23376, 25324, 32629, 37986, 41808, 50648, 65258, 75972, 97887, 101296, 130516, 151944, 195774, 261032, 303888, 391548, 424177, 522064, 783096, 848354, 1272531, 1566192, 1696708, 2545062, 3393416, 5090124, 6786832, 10180248, 20360496]

約数ペア:

[(1, 20360496), (2, 10180248), (3, 6786832), (4, 5090124), (6, 3393416), (8, 2545062), (12, 1696708), (13, 1566192), (16, 1272531), (24, 848354), (26, 783096), (39, 522064), (48, 424177), (52, 391548), (67, 303888), (78, 261032), (104, 195774), (134, 151944), (156, 130516), (201, 101296), (208, 97887), (268, 75972), (312, 65258), (402, 50648), (487, 41808), (536, 37986), (624, 32629), (804, 25324), (871, 23376), (974, 20904), (1072, 18993), (1461, 13936), (1608, 12662), (1742, 11688), (1948, 10452), (2613, 7792), (2922, 6968), (3216, 6331), (3484, 5844), (3896, 5226)]