20807765028

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{769}}^1\times {\mathrm{3631}}^1$

素因数の和:4439

約数の個数: 120

約数和(自身を含む): 56850097920

約数和(自身を除く): 36042332892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 276, 324, 414, 621, 769, 828, 1242, 1538, 1863, 2307, 2484, 3076, 3631, 3726, 4614, 6921, 7262, 7452, 9228, 10893, 13842, 14524, 17687, 20763, 21786, 27684, 32679, 35374, 41526, 43572, 53061, 62289, 65358, 70748, 83052, 83513, 98037, 106122, 124578, 130716, 159183, 167026, 196074, 212244, 249156, 250539, 294111, 318366, 334052, 392148, 477549, 501078, 588222, 636732, 751617, 955098, 1002156, 1176444, 1432647, 1503234, 1910196, 2254851, 2792239, 2865294, 3006468, 4509702, 5584478, 5730588, 6764553, 8376717, 9019404, 11168956, 13529106, 16753434, 25130151, 27058212, 33506868, 50260302, 64221497, 75390453, 100520604, 128442994, 150780906, 192664491, 226171359, 256885988, 301561812, 385328982, 452342718, 577993473, 770657964, 904685436, 1155986946, 1733980419, 2311973892, 3467960838, 5201941257, 6935921676, 10403882514, 20807765028]

約数ペア:

[(1, 20807765028), (2, 10403882514), (3, 6935921676), (4, 5201941257), (6, 3467960838), (9, 2311973892), (12, 1733980419), (18, 1155986946), (23, 904685436), (27, 770657964), (36, 577993473), (46, 452342718), (54, 385328982), (69, 301561812), (81, 256885988), (92, 226171359), (108, 192664491), (138, 150780906), (162, 128442994), (207, 100520604), (276, 75390453), (324, 64221497), (414, 50260302), (621, 33506868), (769, 27058212), (828, 25130151), (1242, 16753434), (1538, 13529106), (1863, 11168956), (2307, 9019404), (2484, 8376717), (3076, 6764553), (3631, 5730588), (3726, 5584478), (4614, 4509702), (6921, 3006468), (7262, 2865294), (7452, 2792239), (9228, 2254851), (10893, 1910196), (13842, 1503234), (14524, 1432647), (17687, 1176444), (20763, 1002156), (21786, 955098), (27684, 751617), (32679, 636732), (35374, 588222), (41526, 501078), (43572, 477549), (53061, 392148), (62289, 334052), (65358, 318366), (70748, 294111), (83052, 250539), (83513, 249156), (98037, 212244), (106122, 196074), (124578, 167026), (130716, 159183)]