201123778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{773}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 327680640

約数和(自身を除く): 126556862

約数列:

[1, 2, 19, 38, 41, 82, 167, 334, 773, 779, 1546, 1558, 3173, 6346, 6847, 13694, 14687, 29374, 31693, 63386, 129091, 130093, 258182, 260186, 602167, 1204334, 2452729, 4905458, 5292731, 10585462, 100561889, 201123778]

約数ペア:

[(1, 201123778), (2, 100561889), (19, 10585462), (38, 5292731), (41, 4905458), (82, 2452729), (167, 1204334), (334, 602167), (773, 260186), (779, 258182), (1546, 130093), (1558, 129091), (3173, 63386), (6346, 31693), (6847, 29374), (13694, 14687)]