20164642722

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{637597}}^1$

素因数の和:637863

約数の個数: 48

約数和(自身を含む): 50130505152

約数和(自身を除く): 29965862430

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 251, 502, 753, 1506, 1757, 2259, 3514, 4518, 5271, 10542, 15813, 31626, 637597, 1275194, 1912791, 3825582, 4463179, 5738373, 8926358, 11476746, 13389537, 26779074, 40168611, 80337222, 160036847, 320073694, 480110541, 960221082, 1120257929, 1440331623, 2240515858, 2880663246, 3360773787, 6721547574, 10082321361, 20164642722]

約数ペア:

[(1, 20164642722), (2, 10082321361), (3, 6721547574), (6, 3360773787), (7, 2880663246), (9, 2240515858), (14, 1440331623), (18, 1120257929), (21, 960221082), (42, 480110541), (63, 320073694), (126, 160036847), (251, 80337222), (502, 40168611), (753, 26779074), (1506, 13389537), (1757, 11476746), (2259, 8926358), (3514, 5738373), (4518, 4463179), (5271, 3825582), (10542, 1912791), (15813, 1275194), (31626, 637597)]