20550147254

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{4253}}^1$

素因数の和:4605

約数の個数: 64

約数和(自身を含む): 38420766720

約数和(自身を除く): 17870619466

約数列:

[1, 2, 7, 13, 14, 26, 91, 139, 182, 191, 278, 382, 973, 1337, 1807, 1946, 2483, 2674, 3614, 4253, 4966, 8506, 12649, 17381, 25298, 26549, 29771, 34762, 53098, 55289, 59542, 110578, 185843, 345137, 371686, 387023, 591167, 690274, 774046, 812323, 1182334, 1624646, 2415959, 4138169, 4831918, 5686261, 7685171, 8276338, 10560199, 11372522, 15370342, 21120398, 53796197, 73921393, 107592394, 112912897, 147842786, 225825794, 790390279, 1467867661, 1580780558, 2935735322, 10275073627, 20550147254]

約数ペア:

[(1, 20550147254), (2, 10275073627), (7, 2935735322), (13, 1580780558), (14, 1467867661), (26, 790390279), (91, 225825794), (139, 147842786), (182, 112912897), (191, 107592394), (278, 73921393), (382, 53796197), (973, 21120398), (1337, 15370342), (1807, 11372522), (1946, 10560199), (2483, 8276338), (2674, 7685171), (3614, 5686261), (4253, 4831918), (4966, 4138169), (8506, 2415959), (12649, 1624646), (17381, 1182334), (25298, 812323), (26549, 774046), (29771, 690274), (34762, 591167), (53098, 387023), (55289, 371686), (59542, 345137), (110578, 185843)]