18356156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 39889920

約数和(自身を除く): 21533764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 211, 239, 364, 422, 478, 844, 956, 1477, 1673, 2743, 2954, 3107, 3346, 5486, 5908, 6214, 6692, 10972, 12428, 19201, 21749, 38402, 43498, 50429, 76804, 86996, 100858, 201716, 353003, 655577, 706006, 1311154, 1412012, 2622308, 4589039, 9178078, 18356156]

約数ペア:

[(1, 18356156), (2, 9178078), (4, 4589039), (7, 2622308), (13, 1412012), (14, 1311154), (26, 706006), (28, 655577), (52, 353003), (91, 201716), (182, 100858), (211, 86996), (239, 76804), (364, 50429), (422, 43498), (478, 38402), (844, 21749), (956, 19201), (1477, 12428), (1673, 10972), (2743, 6692), (2954, 6214), (3107, 5908), (3346, 5486)]