18888030

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{4283}}^1$

素因数の和:4310

約数の個数: 72

約数和(自身を含む): 57139992

約数和(自身を除く): 38251962

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4283, 4410, 8566, 12849, 21415, 25698, 29981, 38547, 42830, 59962, 64245, 77094, 89943, 128490, 149905, 179886, 192735, 209867, 269829, 299810, 385470, 419734, 449715, 539658, 629601, 899430, 1049335, 1259202, 1349145, 1888803, 2098670, 2698290, 3148005, 3777606, 6296010, 9444015, 18888030]

約数ペア:

[(1, 18888030), (2, 9444015), (3, 6296010), (5, 3777606), (6, 3148005), (7, 2698290), (9, 2098670), (10, 1888803), (14, 1349145), (15, 1259202), (18, 1049335), (21, 899430), (30, 629601), (35, 539658), (42, 449715), (45, 419734), (49, 385470), (63, 299810), (70, 269829), (90, 209867), (98, 192735), (105, 179886), (126, 149905), (147, 128490), (210, 89943), (245, 77094), (294, 64245), (315, 59962), (441, 42830), (490, 38547), (630, 29981), (735, 25698), (882, 21415), (1470, 12849), (2205, 8566), (4283, 4410)]