18759103380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{204749}}^1$

素因数の和:205273

約数の個数: 72

約数和(自身を含む): 57014685000

約数和(自身を除く): 38255581620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 509, 1018, 1527, 2036, 2545, 3054, 4581, 5090, 6108, 7635, 9162, 10180, 15270, 18324, 22905, 30540, 45810, 91620, 204749, 409498, 614247, 818996, 1023745, 1228494, 1842741, 2047490, 2456988, 3071235, 3685482, 4094980, 6142470, 7370964, 9213705, 12284940, 18427410, 36854820, 104217241, 208434482, 312651723, 416868964, 521086205, 625303446, 937955169, 1042172410, 1250606892, 1563258615, 1875910338, 2084344820, 3126517230, 3751820676, 4689775845, 6253034460, 9379551690, 18759103380]

約数ペア:

[(1, 18759103380), (2, 9379551690), (3, 6253034460), (4, 4689775845), (5, 3751820676), (6, 3126517230), (9, 2084344820), (10, 1875910338), (12, 1563258615), (15, 1250606892), (18, 1042172410), (20, 937955169), (30, 625303446), (36, 521086205), (45, 416868964), (60, 312651723), (90, 208434482), (180, 104217241), (509, 36854820), (1018, 18427410), (1527, 12284940), (2036, 9213705), (2545, 7370964), (3054, 6142470), (4581, 4094980), (5090, 3685482), (6108, 3071235), (7635, 2456988), (9162, 2047490), (10180, 1842741), (15270, 1228494), (18324, 1023745), (22905, 818996), (30540, 614247), (45810, 409498), (91620, 204749)]