19161996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1531}}^1$

素因数の和:1694

約数の個数: 48

約数和(自身を含む): 51475200

約数和(自身を除く): 32313204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 149, 298, 447, 596, 894, 1043, 1531, 1788, 2086, 3062, 3129, 4172, 4593, 6124, 6258, 9186, 10717, 12516, 18372, 21434, 32151, 42868, 64302, 128604, 228119, 456238, 684357, 912476, 1368714, 1596833, 2737428, 3193666, 4790499, 6387332, 9580998, 19161996]

約数ペア:

[(1, 19161996), (2, 9580998), (3, 6387332), (4, 4790499), (6, 3193666), (7, 2737428), (12, 1596833), (14, 1368714), (21, 912476), (28, 684357), (42, 456238), (84, 228119), (149, 128604), (298, 64302), (447, 42868), (596, 32151), (894, 21434), (1043, 18372), (1531, 12516), (1788, 10717), (2086, 9186), (3062, 6258), (3129, 6124), (4172, 4593)]