126438832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19609}}^1$

素因数の和:19661

約数の個数: 40

約数和(自身を含む): 272343680

約数和(自身を除く): 145904848

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 19609, 39218, 78436, 156872, 254917, 313744, 509834, 607879, 1019668, 1215758, 2039336, 2431516, 4078672, 4863032, 7902427, 9726064, 15804854, 31609708, 63219416, 126438832]

約数ペア:

[(1, 126438832), (2, 63219416), (4, 31609708), (8, 15804854), (13, 9726064), (16, 7902427), (26, 4863032), (31, 4078672), (52, 2431516), (62, 2039336), (104, 1215758), (124, 1019668), (208, 607879), (248, 509834), (403, 313744), (496, 254917), (806, 156872), (1612, 78436), (3224, 39218), (6448, 19609)]