18819270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1483}}^1$

素因数の和:1546

約数の個数: 64

約数和(自身を含む): 51287040

約数和(自身を除く): 32467770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 1483, 2115, 2538, 2966, 4230, 4449, 6345, 7415, 8898, 12690, 13347, 14830, 22245, 26694, 40041, 44490, 66735, 69701, 80082, 133470, 139402, 200205, 209103, 348505, 400410, 418206, 627309, 697010, 1045515, 1254618, 1881927, 2091030, 3136545, 3763854, 6273090, 9409635, 18819270]

約数ペア:

[(1, 18819270), (2, 9409635), (3, 6273090), (5, 3763854), (6, 3136545), (9, 2091030), (10, 1881927), (15, 1254618), (18, 1045515), (27, 697010), (30, 627309), (45, 418206), (47, 400410), (54, 348505), (90, 209103), (94, 200205), (135, 139402), (141, 133470), (235, 80082), (270, 69701), (282, 66735), (423, 44490), (470, 40041), (705, 26694), (846, 22245), (1269, 14830), (1410, 13347), (1483, 12690), (2115, 8898), (2538, 7415), (2966, 6345), (4230, 4449)]