20446818

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4091}}^1$

素因数の和:4127

約数の個数: 48

約数和(自身を含む): 50380704

約数和(自身を除く): 29933886

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 357, 714, 833, 1666, 2499, 4091, 4998, 8182, 12273, 24546, 28637, 57274, 69547, 85911, 139094, 171822, 200459, 208641, 400918, 417282, 486829, 601377, 973658, 1202754, 1460487, 2920974, 3407803, 6815606, 10223409, 20446818]

約数ペア:

[(1, 20446818), (2, 10223409), (3, 6815606), (6, 3407803), (7, 2920974), (14, 1460487), (17, 1202754), (21, 973658), (34, 601377), (42, 486829), (49, 417282), (51, 400918), (98, 208641), (102, 200459), (119, 171822), (147, 139094), (238, 85911), (294, 69547), (357, 57274), (714, 28637), (833, 24546), (1666, 12273), (2499, 8182), (4091, 4998)]