18331664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1$

素因数の和:2895

約数の個数: 40

約数和(自身を含む): 39497472

約数和(自身を除く): 21165808

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 2843, 3224, 5686, 6448, 11372, 22744, 36959, 45488, 73918, 88133, 147836, 176266, 295672, 352532, 591344, 705064, 1145729, 1410128, 2291458, 4582916, 9165832, 18331664]

約数ペア:

[(1, 18331664), (2, 9165832), (4, 4582916), (8, 2291458), (13, 1410128), (16, 1145729), (26, 705064), (31, 591344), (52, 352532), (62, 295672), (104, 176266), (124, 147836), (208, 88133), (248, 73918), (403, 45488), (496, 36959), (806, 22744), (1612, 11372), (2843, 6448), (3224, 5686)]