181301648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{54217}}^1$

素因数の和:54255

約数の個数: 40

約数和(自身を含む): 403381920

約数和(自身を除く): 222080272

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 54217, 108434, 216868, 433736, 596387, 867472, 1030123, 1192774, 2060246, 2385548, 4120492, 4771096, 8240984, 9542192, 11331353, 16481968, 22662706, 45325412, 90650824, 181301648]

約数ペア:

[(1, 181301648), (2, 90650824), (4, 45325412), (8, 22662706), (11, 16481968), (16, 11331353), (19, 9542192), (22, 8240984), (38, 4771096), (44, 4120492), (76, 2385548), (88, 2060246), (152, 1192774), (176, 1030123), (209, 867472), (304, 596387), (418, 433736), (836, 216868), (1672, 108434), (3344, 54217)]