18618088

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 35856000

約数和(自身を除く): 17237912

約数列:

[1, 2, 4, 8, 79, 89, 158, 178, 316, 331, 356, 632, 662, 712, 1324, 2648, 7031, 14062, 26149, 28124, 29459, 52298, 56248, 58918, 104596, 117836, 209192, 235672, 2327261, 4654522, 9309044, 18618088]

約数ペア:

[(1, 18618088), (2, 9309044), (4, 4654522), (8, 2327261), (79, 235672), (89, 209192), (158, 117836), (178, 104596), (316, 58918), (331, 56248), (356, 52298), (632, 29459), (662, 28124), (712, 26149), (1324, 14062), (2648, 7031)]