18070776

素因数分解:

$2^3\times 3^4\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:450

約数の個数: 80

約数和(自身を含む): 51400800

約数和(自身を除く): 33330024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 81, 108, 158, 162, 216, 237, 316, 324, 353, 474, 632, 648, 706, 711, 948, 1059, 1412, 1422, 1896, 2118, 2133, 2824, 2844, 3177, 4236, 4266, 5688, 6354, 6399, 8472, 8532, 9531, 12708, 12798, 17064, 19062, 25416, 25596, 27887, 28593, 38124, 51192, 55774, 57186, 76248, 83661, 111548, 114372, 167322, 223096, 228744, 250983, 334644, 501966, 669288, 752949, 1003932, 1505898, 2007864, 2258847, 3011796, 4517694, 6023592, 9035388, 18070776]

約数ペア:

[(1, 18070776), (2, 9035388), (3, 6023592), (4, 4517694), (6, 3011796), (8, 2258847), (9, 2007864), (12, 1505898), (18, 1003932), (24, 752949), (27, 669288), (36, 501966), (54, 334644), (72, 250983), (79, 228744), (81, 223096), (108, 167322), (158, 114372), (162, 111548), (216, 83661), (237, 76248), (316, 57186), (324, 55774), (353, 51192), (474, 38124), (632, 28593), (648, 27887), (706, 25596), (711, 25416), (948, 19062), (1059, 17064), (1412, 12798), (1422, 12708), (1896, 9531), (2118, 8532), (2133, 8472), (2824, 6399), (2844, 6354), (3177, 5688), (4236, 4266)]