20458872

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{1933}}^1$

素因数の和:1962

約数の個数: 96

約数和(自身を含む): 66142800

約数和(自身を除く): 45683928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 378, 392, 441, 504, 588, 756, 882, 1176, 1323, 1512, 1764, 1933, 2646, 3528, 3866, 5292, 5799, 7732, 10584, 11598, 13531, 15464, 17397, 23196, 27062, 34794, 40593, 46392, 52191, 54124, 69588, 81186, 94717, 104382, 108248, 121779, 139176, 162372, 189434, 208764, 243558, 284151, 324744, 365337, 378868, 417528, 487116, 568302, 730674, 757736, 852453, 974232, 1136604, 1461348, 1704906, 2273208, 2557359, 2922696, 3409812, 5114718, 6819624, 10229436, 20458872]

約数ペア:

[(1, 20458872), (2, 10229436), (3, 6819624), (4, 5114718), (6, 3409812), (7, 2922696), (8, 2557359), (9, 2273208), (12, 1704906), (14, 1461348), (18, 1136604), (21, 974232), (24, 852453), (27, 757736), (28, 730674), (36, 568302), (42, 487116), (49, 417528), (54, 378868), (56, 365337), (63, 324744), (72, 284151), (84, 243558), (98, 208764), (108, 189434), (126, 162372), (147, 139176), (168, 121779), (189, 108248), (196, 104382), (216, 94717), (252, 81186), (294, 69588), (378, 54124), (392, 52191), (441, 46392), (504, 40593), (588, 34794), (756, 27062), (882, 23196), (1176, 17397), (1323, 15464), (1512, 13531), (1764, 11598), (1933, 10584), (2646, 7732), (3528, 5799), (3866, 5292)]