19544996870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{108517}}^1$

素因数の和:108645

約数の個数: 64

約数和(自身を含む): 42004279296

約数和(自身を除く): 22459282426

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 83, 155, 166, 217, 310, 415, 434, 581, 830, 1085, 1162, 2170, 2573, 2905, 5146, 5810, 12865, 18011, 25730, 36022, 90055, 108517, 180110, 217034, 542585, 759619, 1085170, 1519238, 3364027, 3798095, 6728054, 7596190, 9006911, 16820135, 18013822, 23548189, 33640270, 45034555, 47096378, 63048377, 90069110, 117740945, 126096754, 235481890, 279214241, 315241885, 558428482, 630483770, 1396071205, 1954499687, 2792142410, 3908999374, 9772498435, 19544996870]

約数ペア:

[(1, 19544996870), (2, 9772498435), (5, 3908999374), (7, 2792142410), (10, 1954499687), (14, 1396071205), (31, 630483770), (35, 558428482), (62, 315241885), (70, 279214241), (83, 235481890), (155, 126096754), (166, 117740945), (217, 90069110), (310, 63048377), (415, 47096378), (434, 45034555), (581, 33640270), (830, 23548189), (1085, 18013822), (1162, 16820135), (2170, 9006911), (2573, 7596190), (2905, 6728054), (5146, 3798095), (5810, 3364027), (12865, 1519238), (18011, 1085170), (25730, 759619), (36022, 542585), (90055, 217034), (108517, 180110)]