20573448

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{811}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 59243520

約数和(自身を除く): 38670072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 151, 168, 302, 453, 604, 811, 906, 1057, 1208, 1622, 1812, 2114, 2433, 3171, 3244, 3624, 4228, 4866, 5677, 6342, 6488, 8456, 9732, 11354, 12684, 17031, 19464, 22708, 25368, 34062, 45416, 68124, 122461, 136248, 244922, 367383, 489844, 734766, 857227, 979688, 1469532, 1714454, 2571681, 2939064, 3428908, 5143362, 6857816, 10286724, 20573448]

約数ペア:

[(1, 20573448), (2, 10286724), (3, 6857816), (4, 5143362), (6, 3428908), (7, 2939064), (8, 2571681), (12, 1714454), (14, 1469532), (21, 979688), (24, 857227), (28, 734766), (42, 489844), (56, 367383), (84, 244922), (151, 136248), (168, 122461), (302, 68124), (453, 45416), (604, 34062), (811, 25368), (906, 22708), (1057, 19464), (1208, 17031), (1622, 12684), (1812, 11354), (2114, 9732), (2433, 8456), (3171, 6488), (3244, 6342), (3624, 5677), (4228, 4866)]