16801668

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{3989}}^1$

素因数の和:4018

約数の個数: 60

約数和(自身を含む): 47313420

約数和(自身を除く): 30511752

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 3989, 4212, 7978, 11967, 15956, 23934, 35901, 47868, 51857, 71802, 103714, 107703, 143604, 155571, 207428, 215406, 311142, 323109, 430812, 466713, 622284, 646218, 933426, 1292436, 1400139, 1866852, 2800278, 4200417, 5600556, 8400834, 16801668]

約数ペア:

[(1, 16801668), (2, 8400834), (3, 5600556), (4, 4200417), (6, 2800278), (9, 1866852), (12, 1400139), (13, 1292436), (18, 933426), (26, 646218), (27, 622284), (36, 466713), (39, 430812), (52, 323109), (54, 311142), (78, 215406), (81, 207428), (108, 155571), (117, 143604), (156, 107703), (162, 103714), (234, 71802), (324, 51857), (351, 47868), (468, 35901), (702, 23934), (1053, 15956), (1404, 11967), (2106, 7978), (3989, 4212)]