18644310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 50112000

約数和(自身を除く): 31467690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 199, 270, 347, 398, 597, 694, 995, 1041, 1194, 1735, 1791, 1990, 2082, 2985, 3123, 3470, 3582, 5205, 5373, 5970, 6246, 8955, 9369, 10410, 10746, 15615, 17910, 18738, 26865, 31230, 46845, 53730, 69053, 93690, 138106, 207159, 345265, 414318, 621477, 690530, 1035795, 1242954, 1864431, 2071590, 3107385, 3728862, 6214770, 9322155, 18644310]

約数ペア:

[(1, 18644310), (2, 9322155), (3, 6214770), (5, 3728862), (6, 3107385), (9, 2071590), (10, 1864431), (15, 1242954), (18, 1035795), (27, 690530), (30, 621477), (45, 414318), (54, 345265), (90, 207159), (135, 138106), (199, 93690), (270, 69053), (347, 53730), (398, 46845), (597, 31230), (694, 26865), (995, 18738), (1041, 17910), (1194, 15615), (1735, 10746), (1791, 10410), (1990, 9369), (2082, 8955), (2985, 6246), (3123, 5970), (3470, 5373), (3582, 5205)]