19009910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1669}}^1$

素因数の和:1760

約数の個数: 32

約数和(自身を含む): 36793440

約数和(自身を除く): 17783530

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 1669, 2278, 3338, 5695, 8345, 11390, 16690, 28373, 56746, 111823, 141865, 223646, 283730, 559115, 1118230, 1900991, 3801982, 9504955, 19009910]

約数ペア:

[(1, 19009910), (2, 9504955), (5, 3801982), (10, 1900991), (17, 1118230), (34, 559115), (67, 283730), (85, 223646), (134, 141865), (170, 111823), (335, 56746), (670, 28373), (1139, 16690), (1669, 11390), (2278, 8345), (3338, 5695)]