20296458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12391}}^1$

素因数の和:12419

約数の個数: 48

約数和(自身を含む): 54128256

約数和(自身を除く): 33831798

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12391, 24782, 37173, 74346, 86737, 111519, 161083, 173474, 223038, 260211, 322166, 483249, 520422, 780633, 966498, 1127581, 1449747, 1561266, 2255162, 2899494, 3382743, 6765486, 10148229, 20296458]

約数ペア:

[(1, 20296458), (2, 10148229), (3, 6765486), (6, 3382743), (7, 2899494), (9, 2255162), (13, 1561266), (14, 1449747), (18, 1127581), (21, 966498), (26, 780633), (39, 520422), (42, 483249), (63, 322166), (78, 260211), (91, 223038), (117, 173474), (126, 161083), (182, 111519), (234, 86737), (273, 74346), (546, 37173), (819, 24782), (1638, 12391)]