18794308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 18461372

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 89, 124, 131, 178, 262, 356, 403, 524, 806, 1157, 1612, 1703, 2314, 2759, 3406, 4061, 4628, 5518, 6812, 8122, 11036, 11659, 16244, 23318, 35867, 46636, 52793, 71734, 105586, 143468, 151567, 211172, 303134, 361429, 606268, 722858, 1445716, 4698577, 9397154, 18794308]

約数ペア:

[(1, 18794308), (2, 9397154), (4, 4698577), (13, 1445716), (26, 722858), (31, 606268), (52, 361429), (62, 303134), (89, 211172), (124, 151567), (131, 143468), (178, 105586), (262, 71734), (356, 52793), (403, 46636), (524, 35867), (806, 23318), (1157, 16244), (1612, 11659), (1703, 11036), (2314, 8122), (2759, 6812), (3406, 5518), (4061, 4628)]