20740896

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{6547}}^1$

素因数の和:6574

約数の個数: 72

約数和(自身を含む): 64353744

約数和(自身を除く): 43612848

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 6547, 13094, 19641, 26188, 39282, 52376, 58923, 72017, 78564, 104752, 117846, 144034, 157128, 209504, 216051, 235692, 288068, 314256, 432102, 471384, 576136, 628512, 648153, 864204, 942768, 1152272, 1296306, 1728408, 1885536, 2304544, 2592612, 3456816, 5185224, 6913632, 10370448, 20740896]

約数ペア:

[(1, 20740896), (2, 10370448), (3, 6913632), (4, 5185224), (6, 3456816), (8, 2592612), (9, 2304544), (11, 1885536), (12, 1728408), (16, 1296306), (18, 1152272), (22, 942768), (24, 864204), (32, 648153), (33, 628512), (36, 576136), (44, 471384), (48, 432102), (66, 314256), (72, 288068), (88, 235692), (96, 216051), (99, 209504), (132, 157128), (144, 144034), (176, 117846), (198, 104752), (264, 78564), (288, 72017), (352, 58923), (396, 52376), (528, 39282), (792, 26188), (1056, 19641), (1584, 13094), (3168, 6547)]