18698190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 51632640

約数和(自身を除く): 32934450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 269, 331, 538, 662, 807, 993, 1345, 1614, 1655, 1883, 1986, 2317, 2690, 3310, 3766, 4035, 4634, 4965, 5649, 6951, 8070, 9415, 9930, 11298, 11585, 13902, 18830, 23170, 28245, 34755, 56490, 69510, 89039, 178078, 267117, 445195, 534234, 623273, 890390, 1246546, 1335585, 1869819, 2671170, 3116365, 3739638, 6232730, 9349095, 18698190]

約数ペア:

[(1, 18698190), (2, 9349095), (3, 6232730), (5, 3739638), (6, 3116365), (7, 2671170), (10, 1869819), (14, 1335585), (15, 1246546), (21, 890390), (30, 623273), (35, 534234), (42, 445195), (70, 267117), (105, 178078), (210, 89039), (269, 69510), (331, 56490), (538, 34755), (662, 28245), (807, 23170), (993, 18830), (1345, 13902), (1614, 11585), (1655, 11298), (1883, 9930), (1986, 9415), (2317, 8070), (2690, 6951), (3310, 5649), (3766, 4965), (4035, 4634)]