17873388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 49156016

約数和(自身を除く): 31282628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 181, 211, 234, 362, 422, 468, 543, 633, 724, 844, 1086, 1266, 1629, 1899, 2172, 2353, 2532, 2743, 3258, 3798, 4706, 5486, 6516, 7059, 7596, 8229, 9412, 10972, 14118, 16458, 21177, 24687, 28236, 32916, 38191, 42354, 49374, 76382, 84708, 98748, 114573, 152764, 229146, 343719, 458292, 496483, 687438, 992966, 1374876, 1489449, 1985932, 2978898, 4468347, 5957796, 8936694, 17873388]

約数ペア:

[(1, 17873388), (2, 8936694), (3, 5957796), (4, 4468347), (6, 2978898), (9, 1985932), (12, 1489449), (13, 1374876), (18, 992966), (26, 687438), (36, 496483), (39, 458292), (52, 343719), (78, 229146), (117, 152764), (156, 114573), (181, 98748), (211, 84708), (234, 76382), (362, 49374), (422, 42354), (468, 38191), (543, 32916), (633, 28236), (724, 24687), (844, 21177), (1086, 16458), (1266, 14118), (1629, 10972), (1899, 9412), (2172, 8229), (2353, 7596), (2532, 7059), (2743, 6516), (3258, 5486), (3798, 4706)]