19403730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1291}}^1$

素因数の和:1471

約数の個数: 48

約数和(自身を含む): 50791104

約数和(自身を除く): 31387374

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 167, 334, 501, 835, 1002, 1291, 1503, 1670, 2505, 2582, 3006, 3873, 5010, 6455, 7515, 7746, 11619, 12910, 15030, 19365, 23238, 38730, 58095, 116190, 215597, 431194, 646791, 1077985, 1293582, 1940373, 2155970, 3233955, 3880746, 6467910, 9701865, 19403730]

約数ペア:

[(1, 19403730), (2, 9701865), (3, 6467910), (5, 3880746), (6, 3233955), (9, 2155970), (10, 1940373), (15, 1293582), (18, 1077985), (30, 646791), (45, 431194), (90, 215597), (167, 116190), (334, 58095), (501, 38730), (835, 23238), (1002, 19365), (1291, 15030), (1503, 12910), (1670, 11619), (2505, 7746), (2582, 7515), (3006, 6455), (3873, 5010)]