18147204

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 49489440

約数和(自身を除く): 31342236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 617, 684, 774, 817, 1234, 1548, 1634, 1851, 2451, 2468, 3268, 3702, 4902, 5553, 7353, 7404, 9804, 11106, 11723, 14706, 22212, 23446, 26531, 29412, 35169, 46892, 53062, 70338, 79593, 105507, 106124, 140676, 159186, 211014, 238779, 318372, 422028, 477558, 504089, 955116, 1008178, 1512267, 2016356, 3024534, 4536801, 6049068, 9073602, 18147204]

約数ペア:

[(1, 18147204), (2, 9073602), (3, 6049068), (4, 4536801), (6, 3024534), (9, 2016356), (12, 1512267), (18, 1008178), (19, 955116), (36, 504089), (38, 477558), (43, 422028), (57, 318372), (76, 238779), (86, 211014), (114, 159186), (129, 140676), (171, 106124), (172, 105507), (228, 79593), (258, 70338), (342, 53062), (387, 46892), (516, 35169), (617, 29412), (684, 26531), (774, 23446), (817, 22212), (1234, 14706), (1548, 11723), (1634, 11106), (1851, 9804), (2451, 7404), (2468, 7353), (3268, 5553), (3702, 4902)]