16220204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4051}}^1$

素因数の和:4086

約数の個数: 48

約数和(自身を含む): 38121216

約数和(自身を除く): 21901012

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 4051, 8102, 16204, 28357, 44561, 52663, 56714, 89122, 105326, 113428, 178244, 210652, 311927, 368641, 579293, 623854, 737282, 1158586, 1247708, 1474564, 2317172, 4055051, 8110102, 16220204]

約数ペア:

[(1, 16220204), (2, 8110102), (4, 4055051), (7, 2317172), (11, 1474564), (13, 1247708), (14, 1158586), (22, 737282), (26, 623854), (28, 579293), (44, 368641), (52, 311927), (77, 210652), (91, 178244), (143, 113428), (154, 105326), (182, 89122), (286, 56714), (308, 52663), (364, 44561), (572, 28357), (1001, 16204), (2002, 8102), (4004, 4051)]