20244198

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 25478682

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 59, 78, 83, 106, 118, 159, 166, 177, 249, 318, 354, 498, 689, 767, 1079, 1378, 1534, 2067, 2158, 2301, 3127, 3237, 4134, 4399, 4602, 4897, 6254, 6474, 8798, 9381, 9794, 13197, 14691, 18762, 26394, 29382, 40651, 57187, 63661, 81302, 114374, 121953, 127322, 171561, 190983, 243906, 259541, 343122, 381966, 519082, 778623, 1557246, 3374033, 6748066, 10122099, 20244198]

約数ペア:

[(1, 20244198), (2, 10122099), (3, 6748066), (6, 3374033), (13, 1557246), (26, 778623), (39, 519082), (53, 381966), (59, 343122), (78, 259541), (83, 243906), (106, 190983), (118, 171561), (159, 127322), (166, 121953), (177, 114374), (249, 81302), (318, 63661), (354, 57187), (498, 40651), (689, 29382), (767, 26394), (1079, 18762), (1378, 14691), (1534, 13197), (2067, 9794), (2158, 9381), (2301, 8798), (3127, 6474), (3237, 6254), (4134, 4897), (4399, 4602)]