20193960948

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{1187}}^1\times {\mathrm{28933}}^1$

素因数の和:30141

約数の個数: 72

約数和(自身を含む): 54860252832

約数和(自身を除く): 34666291884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 1187, 2374, 3561, 4748, 7122, 8309, 14244, 16618, 24927, 28933, 33236, 49854, 57866, 58163, 86799, 99708, 115732, 116326, 173598, 174489, 202531, 232652, 347196, 348978, 405062, 607593, 697956, 810124, 1215186, 1417717, 2430372, 2835434, 4253151, 5670868, 8506302, 17012604, 34343471, 68686942, 103030413, 137373884, 206060826, 240404297, 412121652, 480808594, 721212891, 961617188, 1442425782, 1682830079, 2884851564, 3365660158, 5048490237, 6731320316, 10096980474, 20193960948]

約数ペア:

[(1, 20193960948), (2, 10096980474), (3, 6731320316), (4, 5048490237), (6, 3365660158), (7, 2884851564), (12, 1682830079), (14, 1442425782), (21, 961617188), (28, 721212891), (42, 480808594), (49, 412121652), (84, 240404297), (98, 206060826), (147, 137373884), (196, 103030413), (294, 68686942), (588, 34343471), (1187, 17012604), (2374, 8506302), (3561, 5670868), (4748, 4253151), (7122, 2835434), (8309, 2430372), (14244, 1417717), (16618, 1215186), (24927, 810124), (28933, 697956), (33236, 607593), (49854, 405062), (57866, 348978), (58163, 347196), (86799, 232652), (99708, 202531), (115732, 174489), (116326, 173598)]