18349216

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 38211264

約数和(自身を除く): 19862048

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 107, 184, 214, 233, 368, 428, 466, 736, 856, 932, 1712, 1864, 2461, 3424, 3728, 4922, 5359, 7456, 9844, 10718, 19688, 21436, 24931, 39376, 42872, 49862, 78752, 85744, 99724, 171488, 199448, 398896, 573413, 797792, 1146826, 2293652, 4587304, 9174608, 18349216]

約数ペア:

[(1, 18349216), (2, 9174608), (4, 4587304), (8, 2293652), (16, 1146826), (23, 797792), (32, 573413), (46, 398896), (92, 199448), (107, 171488), (184, 99724), (214, 85744), (233, 78752), (368, 49862), (428, 42872), (466, 39376), (736, 24931), (856, 21436), (932, 19688), (1712, 10718), (1864, 9844), (2461, 7456), (3424, 5359), (3728, 4922)]