18952688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1181}}^1$

素因数の和:1265

約数の個数: 40

約数和(自身を含む): 39573360

約数和(自身を除く): 20620672

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 944, 1003, 1181, 2006, 2362, 4012, 4724, 8024, 9448, 16048, 18896, 20077, 40154, 69679, 80308, 139358, 160616, 278716, 321232, 557432, 1114864, 1184543, 2369086, 4738172, 9476344, 18952688]

約数ペア:

[(1, 18952688), (2, 9476344), (4, 4738172), (8, 2369086), (16, 1184543), (17, 1114864), (34, 557432), (59, 321232), (68, 278716), (118, 160616), (136, 139358), (236, 80308), (272, 69679), (472, 40154), (944, 20077), (1003, 18896), (1181, 16048), (2006, 9448), (2362, 8024), (4012, 4724)]