20189736

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{4451}}^1$

素因数の和:4476

約数の個数: 80

約数和(自身を含む): 64643040

約数和(自身を除く): 44453304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4451, 4536, 8902, 13353, 17804, 26706, 31157, 35608, 40059, 53412, 62314, 80118, 93471, 106824, 120177, 124628, 160236, 186942, 240354, 249256, 280413, 320472, 360531, 373884, 480708, 560826, 721062, 747768, 841239, 961416, 1121652, 1442124, 1682478, 2243304, 2523717, 2884248, 3364956, 5047434, 6729912, 10094868, 20189736]

約数ペア:

[(1, 20189736), (2, 10094868), (3, 6729912), (4, 5047434), (6, 3364956), (7, 2884248), (8, 2523717), (9, 2243304), (12, 1682478), (14, 1442124), (18, 1121652), (21, 961416), (24, 841239), (27, 747768), (28, 721062), (36, 560826), (42, 480708), (54, 373884), (56, 360531), (63, 320472), (72, 280413), (81, 249256), (84, 240354), (108, 186942), (126, 160236), (162, 124628), (168, 120177), (189, 106824), (216, 93471), (252, 80118), (324, 62314), (378, 53412), (504, 40059), (567, 35608), (648, 31157), (756, 26706), (1134, 17804), (1512, 13353), (2268, 8902), (4451, 4536)]