20194093948

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{71713}}^1$

素因数の和:71926

約数の個数: 48

約数和(自身を含む): 41203995840

約数和(自身を除く): 21009901892

約数列:

[1, 2, 4, 7, 14, 28, 89, 113, 178, 226, 356, 452, 623, 791, 1246, 1582, 2492, 3164, 10057, 20114, 40228, 70399, 71713, 140798, 143426, 281596, 286852, 501991, 1003982, 2007964, 6382457, 8103569, 12764914, 16207138, 25529828, 32414276, 44677199, 56724983, 89354398, 113449966, 178708796, 226899932, 721217641, 1442435282, 2884870564, 5048523487, 10097046974, 20194093948]

約数ペア:

[(1, 20194093948), (2, 10097046974), (4, 5048523487), (7, 2884870564), (14, 1442435282), (28, 721217641), (89, 226899932), (113, 178708796), (178, 113449966), (226, 89354398), (356, 56724983), (452, 44677199), (623, 32414276), (791, 25529828), (1246, 16207138), (1582, 12764914), (2492, 8103569), (3164, 6382457), (10057, 2007964), (20114, 1003982), (40228, 501991), (70399, 286852), (71713, 281596), (140798, 143426)]