1900991904948

素因数分解:

$2^2\times 3^2\times {\mathrm{953}}^1\times {\mathrm{5113}}^1\times {\mathrm{10837}}^1$

素因数の和:16913

約数の個数: 72

約数和(自身を含む): 4811712135048

約数和(自身を除く): 2910720230100

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 953, 1906, 2859, 3812, 5113, 5718, 8577, 10226, 10837, 11436, 15339, 17154, 20452, 21674, 30678, 32511, 34308, 43348, 46017, 61356, 65022, 92034, 97533, 130044, 184068, 195066, 390132, 4872689, 9745378, 10327661, 14618067, 19490756, 20655322, 29236134, 30982983, 41310644, 43854201, 55409581, 58472268, 61965966, 87708402, 92948949, 110819162, 123931932, 166228743, 175416804, 185897898, 221638324, 332457486, 371795796, 498686229, 664914972, 997372458, 1994744916, 52805330693, 105610661386, 158415992079, 211221322772, 316831984158, 475247976237, 633663968316, 950495952474, 1900991904948]

約数ペア:

[(1, 1900991904948), (2, 950495952474), (3, 633663968316), (4, 475247976237), (6, 316831984158), (9, 211221322772), (12, 158415992079), (18, 105610661386), (36, 52805330693), (953, 1994744916), (1906, 997372458), (2859, 664914972), (3812, 498686229), (5113, 371795796), (5718, 332457486), (8577, 221638324), (10226, 185897898), (10837, 175416804), (11436, 166228743), (15339, 123931932), (17154, 110819162), (20452, 92948949), (21674, 87708402), (30678, 61965966), (32511, 58472268), (34308, 55409581), (43348, 43854201), (46017, 41310644), (61356, 30982983), (65022, 29236134), (92034, 20655322), (97533, 19490756), (130044, 14618067), (184068, 10327661), (195066, 9745378), (390132, 4872689)]