219958706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 400619520

約数和(自身を除く): 180660814

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 137, 167, 209, 253, 274, 334, 418, 437, 506, 874, 1507, 1837, 2603, 3014, 3151, 3173, 3674, 3841, 4807, 5206, 6302, 6346, 7682, 9614, 22879, 28633, 34661, 34903, 42251, 45758, 57266, 59869, 69322, 69806, 72979, 84502, 119738, 145958, 251669, 434701, 503338, 526217, 658559, 802769, 869402, 1052434, 1317118, 1605538, 4781711, 5788387, 9563422, 9998123, 11576774, 19996246, 109979353, 219958706]

約数ペア:

[(1, 219958706), (2, 109979353), (11, 19996246), (19, 11576774), (22, 9998123), (23, 9563422), (38, 5788387), (46, 4781711), (137, 1605538), (167, 1317118), (209, 1052434), (253, 869402), (274, 802769), (334, 658559), (418, 526217), (437, 503338), (506, 434701), (874, 251669), (1507, 145958), (1837, 119738), (2603, 84502), (3014, 72979), (3151, 69806), (3173, 69322), (3674, 59869), (3841, 57266), (4807, 45758), (5206, 42251), (6302, 34903), (6346, 34661), (7682, 28633), (9614, 22879)]