19188256

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 42142464

約数和(自身を除く): 22954208

約数列:

[1, 2, 4, 8, 16, 23, 29, 31, 32, 46, 58, 62, 92, 116, 124, 184, 232, 248, 368, 464, 496, 667, 713, 736, 841, 899, 928, 992, 1334, 1426, 1682, 1798, 2668, 2852, 3364, 3596, 5336, 5704, 6728, 7192, 10672, 11408, 13456, 14384, 19343, 20677, 21344, 22816, 26071, 26912, 28768, 38686, 41354, 52142, 77372, 82708, 104284, 154744, 165416, 208568, 309488, 330832, 417136, 599633, 618976, 661664, 834272, 1199266, 2398532, 4797064, 9594128, 19188256]

約数ペア:

[(1, 19188256), (2, 9594128), (4, 4797064), (8, 2398532), (16, 1199266), (23, 834272), (29, 661664), (31, 618976), (32, 599633), (46, 417136), (58, 330832), (62, 309488), (92, 208568), (116, 165416), (124, 154744), (184, 104284), (232, 82708), (248, 77372), (368, 52142), (464, 41354), (496, 38686), (667, 28768), (713, 26912), (736, 26071), (841, 22816), (899, 21344), (928, 20677), (992, 19343), (1334, 14384), (1426, 13456), (1682, 11408), (1798, 10672), (2668, 7192), (2852, 6728), (3364, 5704), (3596, 5336)]