20637624

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 63360000

約数和(自身を除く): 42722376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 49, 56, 69, 84, 92, 98, 109, 138, 147, 161, 168, 184, 196, 218, 276, 294, 322, 327, 343, 392, 436, 483, 552, 588, 644, 654, 686, 763, 872, 966, 1029, 1127, 1176, 1288, 1308, 1372, 1526, 1932, 2058, 2254, 2289, 2507, 2616, 2744, 3052, 3381, 3864, 4116, 4508, 4578, 5014, 5341, 6104, 6762, 7521, 7889, 8232, 9016, 9156, 10028, 10682, 13524, 15042, 15778, 16023, 17549, 18312, 20056, 21364, 23667, 27048, 30084, 31556, 32046, 35098, 37387, 42728, 47334, 52647, 60168, 63112, 64092, 70196, 74774, 94668, 105294, 112161, 122843, 128184, 140392, 149548, 189336, 210588, 224322, 245686, 299096, 368529, 421176, 448644, 491372, 737058, 859901, 897288, 982744, 1474116, 1719802, 2579703, 2948232, 3439604, 5159406, 6879208, 10318812, 20637624]

約数ペア:

[(1, 20637624), (2, 10318812), (3, 6879208), (4, 5159406), (6, 3439604), (7, 2948232), (8, 2579703), (12, 1719802), (14, 1474116), (21, 982744), (23, 897288), (24, 859901), (28, 737058), (42, 491372), (46, 448644), (49, 421176), (56, 368529), (69, 299096), (84, 245686), (92, 224322), (98, 210588), (109, 189336), (138, 149548), (147, 140392), (161, 128184), (168, 122843), (184, 112161), (196, 105294), (218, 94668), (276, 74774), (294, 70196), (322, 64092), (327, 63112), (343, 60168), (392, 52647), (436, 47334), (483, 42728), (552, 37387), (588, 35098), (644, 32046), (654, 31556), (686, 30084), (763, 27048), (872, 23667), (966, 21364), (1029, 20056), (1127, 18312), (1176, 17549), (1288, 16023), (1308, 15778), (1372, 15042), (1526, 13524), (1932, 10682), (2058, 10028), (2254, 9156), (2289, 9016), (2507, 8232), (2616, 7889), (2744, 7521), (3052, 6762), (3381, 6104), (3864, 5341), (4116, 5014), (4508, 4578)]