20347859612

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{409}}^1\times {\mathrm{619}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 36385171200

約数和(自身を除く): 16037311588

約数列:

[1, 2, 4, 71, 142, 283, 284, 409, 566, 619, 818, 1132, 1238, 1636, 2476, 20093, 29039, 40186, 43949, 58078, 80372, 87898, 115747, 116156, 175177, 175796, 231494, 253171, 350354, 462988, 506342, 700708, 1012684, 8218037, 12437567, 16436074, 17975141, 24875134, 32872148, 35950282, 49750268, 71647393, 71900564, 143294786, 286589572, 5086964903, 10173929806, 20347859612]

約数ペア:

[(1, 20347859612), (2, 10173929806), (4, 5086964903), (71, 286589572), (142, 143294786), (283, 71900564), (284, 71647393), (409, 49750268), (566, 35950282), (619, 32872148), (818, 24875134), (1132, 17975141), (1238, 16436074), (1636, 12437567), (2476, 8218037), (20093, 1012684), (29039, 700708), (40186, 506342), (43949, 462988), (58078, 350354), (80372, 253171), (87898, 231494), (115747, 175796), (116156, 175177)]