20123892112

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{1129}}^1\times {\mathrm{30109}}^1$

素因数の和:31283

約数の個数: 40

約数和(自身を含む): 40080625400

約数和(自身を除く): 19956733288

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 1129, 2258, 4516, 9032, 18064, 30109, 41773, 60218, 83546, 120436, 167092, 240872, 334184, 481744, 668368, 1114033, 2228066, 4456132, 8912264, 17824528, 33993061, 67986122, 135972244, 271944488, 543888976, 1257743257, 2515486514, 5030973028, 10061946056, 20123892112]

約数ペア:

[(1, 20123892112), (2, 10061946056), (4, 5030973028), (8, 2515486514), (16, 1257743257), (37, 543888976), (74, 271944488), (148, 135972244), (296, 67986122), (592, 33993061), (1129, 17824528), (2258, 8912264), (4516, 4456132), (9032, 2228066), (18064, 1114033), (30109, 668368), (41773, 481744), (60218, 334184), (83546, 240872), (120436, 167092)]