20568366

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 56871360

約数和(自身を除く): 36302994

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 29, 39, 42, 58, 63, 78, 87, 91, 117, 126, 174, 182, 203, 234, 261, 273, 377, 406, 433, 522, 546, 609, 754, 819, 866, 1131, 1218, 1299, 1638, 1827, 2262, 2598, 2639, 3031, 3393, 3654, 3897, 5278, 5629, 6062, 6786, 7794, 7917, 9093, 11258, 12557, 15834, 16887, 18186, 23751, 25114, 27279, 33774, 37671, 39403, 47502, 50661, 54558, 75342, 78806, 87899, 101322, 113013, 118209, 163241, 175798, 226026, 236418, 263697, 326482, 354627, 489723, 527394, 709254, 791091, 979446, 1142687, 1469169, 1582182, 2285374, 2938338, 3428061, 6856122, 10284183, 20568366]

約数ペア:

[(1, 20568366), (2, 10284183), (3, 6856122), (6, 3428061), (7, 2938338), (9, 2285374), (13, 1582182), (14, 1469169), (18, 1142687), (21, 979446), (26, 791091), (29, 709254), (39, 527394), (42, 489723), (58, 354627), (63, 326482), (78, 263697), (87, 236418), (91, 226026), (117, 175798), (126, 163241), (174, 118209), (182, 113013), (203, 101322), (234, 87899), (261, 78806), (273, 75342), (377, 54558), (406, 50661), (433, 47502), (522, 39403), (546, 37671), (609, 33774), (754, 27279), (819, 25114), (866, 23751), (1131, 18186), (1218, 16887), (1299, 15834), (1638, 12557), (1827, 11258), (2262, 9093), (2598, 7917), (2639, 7794), (3031, 6786), (3393, 6062), (3654, 5629), (3897, 5278)]