18323872

素因数分解:

$2^5\times 7^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 41549760

約数和(自身を除く): 23225888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 179, 224, 358, 457, 716, 914, 1253, 1432, 1828, 2506, 2864, 3199, 3656, 5012, 5728, 6398, 7312, 10024, 12796, 14624, 20048, 25592, 40096, 51184, 81803, 102368, 163606, 327212, 572621, 654424, 1145242, 1308848, 2290484, 2617696, 4580968, 9161936, 18323872]

約数ペア:

[(1, 18323872), (2, 9161936), (4, 4580968), (7, 2617696), (8, 2290484), (14, 1308848), (16, 1145242), (28, 654424), (32, 572621), (56, 327212), (112, 163606), (179, 102368), (224, 81803), (358, 51184), (457, 40096), (716, 25592), (914, 20048), (1253, 14624), (1432, 12796), (1828, 10024), (2506, 7312), (2864, 6398), (3199, 5728), (3656, 5012)]