19648544

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 21719776

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 116, 124, 232, 248, 464, 496, 683, 899, 928, 992, 1366, 1798, 2732, 3596, 5464, 7192, 10928, 14384, 19807, 21173, 21856, 28768, 39614, 42346, 79228, 84692, 158456, 169384, 316912, 338768, 614017, 633824, 677536, 1228034, 2456068, 4912136, 9824272, 19648544]

約数ペア:

[(1, 19648544), (2, 9824272), (4, 4912136), (8, 2456068), (16, 1228034), (29, 677536), (31, 633824), (32, 614017), (58, 338768), (62, 316912), (116, 169384), (124, 158456), (232, 84692), (248, 79228), (464, 42346), (496, 39614), (683, 28768), (899, 21856), (928, 21173), (992, 19807), (1366, 14384), (1798, 10928), (2732, 7192), (3596, 5464)]