18344386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 30643200

約数和(自身を除く): 12298814

約数列:

[1, 2, 19, 23, 38, 46, 139, 151, 278, 302, 437, 874, 2641, 2869, 3197, 3473, 5282, 5738, 6394, 6946, 20989, 41978, 60743, 65987, 121486, 131974, 398791, 482747, 797582, 965494, 9172193, 18344386]

約数ペア:

[(1, 18344386), (2, 9172193), (19, 965494), (23, 797582), (38, 482747), (46, 398791), (139, 131974), (151, 121486), (278, 65987), (302, 60743), (437, 41978), (874, 20989), (2641, 6946), (2869, 6394), (3197, 5738), (3473, 5282)]