18880974748

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{587}}^1\times {\mathrm{4349}}^1$

素因数の和:5026

約数の個数: 36

約数和(自身を含む): 33893407800

約数和(自身を除く): 15012433052

約数列:

[1, 2, 4, 43, 86, 172, 587, 1174, 1849, 2348, 3698, 4349, 7396, 8698, 17396, 25241, 50482, 100964, 187007, 374014, 748028, 1085363, 2170726, 2552863, 4341452, 5105726, 8041301, 10211452, 16082602, 32165204, 109773109, 219546218, 439092436, 4720243687, 9440487374, 18880974748]

約数ペア:

[(1, 18880974748), (2, 9440487374), (4, 4720243687), (43, 439092436), (86, 219546218), (172, 109773109), (587, 32165204), (1174, 16082602), (1849, 10211452), (2348, 8041301), (3698, 5105726), (4349, 4341452), (7396, 2552863), (8698, 2170726), (17396, 1085363), (25241, 748028), (50482, 374014), (100964, 187007)]