18196452

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 49795200

約数和(自身を除く): 31598748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 719, 1332, 1406, 1438, 2109, 2157, 2812, 2876, 4218, 4314, 6327, 6471, 8436, 8628, 12654, 12942, 13661, 25308, 25884, 26603, 27322, 40983, 53206, 54644, 79809, 81966, 106412, 122949, 159618, 163932, 239427, 245898, 319236, 478854, 491796, 505457, 957708, 1010914, 1516371, 2021828, 3032742, 4549113, 6065484, 9098226, 18196452]

約数ペア:

[(1, 18196452), (2, 9098226), (3, 6065484), (4, 4549113), (6, 3032742), (9, 2021828), (12, 1516371), (18, 1010914), (19, 957708), (36, 505457), (37, 491796), (38, 478854), (57, 319236), (74, 245898), (76, 239427), (111, 163932), (114, 159618), (148, 122949), (171, 106412), (222, 81966), (228, 79809), (333, 54644), (342, 53206), (444, 40983), (666, 27322), (684, 26603), (703, 25884), (719, 25308), (1332, 13661), (1406, 12942), (1438, 12654), (2109, 8628), (2157, 8436), (2812, 6471), (2876, 6327), (4218, 4314)]