20893992

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 61696800

約数和(自身を除く): 40802808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 109, 147, 163, 168, 196, 218, 294, 326, 327, 392, 436, 489, 588, 652, 654, 763, 872, 978, 1141, 1176, 1304, 1308, 1526, 1956, 2282, 2289, 2616, 3052, 3423, 3912, 4564, 4578, 5341, 6104, 6846, 7987, 9128, 9156, 10682, 13692, 15974, 16023, 17767, 18312, 21364, 23961, 27384, 31948, 32046, 35534, 42728, 47922, 53301, 63896, 64092, 71068, 95844, 106602, 124369, 128184, 142136, 191688, 213204, 248738, 373107, 426408, 497476, 746214, 870583, 994952, 1492428, 1741166, 2611749, 2984856, 3482332, 5223498, 6964664, 10446996, 20893992]

約数ペア:

[(1, 20893992), (2, 10446996), (3, 6964664), (4, 5223498), (6, 3482332), (7, 2984856), (8, 2611749), (12, 1741166), (14, 1492428), (21, 994952), (24, 870583), (28, 746214), (42, 497476), (49, 426408), (56, 373107), (84, 248738), (98, 213204), (109, 191688), (147, 142136), (163, 128184), (168, 124369), (196, 106602), (218, 95844), (294, 71068), (326, 64092), (327, 63896), (392, 53301), (436, 47922), (489, 42728), (588, 35534), (652, 32046), (654, 31948), (763, 27384), (872, 23961), (978, 21364), (1141, 18312), (1176, 17767), (1304, 16023), (1308, 15974), (1526, 13692), (1956, 10682), (2282, 9156), (2289, 9128), (2616, 7987), (3052, 6846), (3423, 6104), (3912, 5341), (4564, 4578)]