18687032

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 46443600

約数和(自身を除く): 27756568

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 133, 152, 182, 193, 196, 247, 266, 364, 386, 392, 494, 532, 637, 728, 772, 931, 988, 1064, 1274, 1351, 1544, 1729, 1862, 1976, 2509, 2548, 2702, 3458, 3667, 3724, 5018, 5096, 5404, 6916, 7334, 7448, 9457, 10036, 10808, 12103, 13832, 14668, 17563, 18914, 20072, 24206, 25669, 29336, 35126, 37828, 47671, 48412, 51338, 70252, 75656, 95342, 96824, 102676, 122941, 140504, 179683, 190684, 205352, 245882, 333697, 359366, 381368, 491764, 667394, 718732, 983528, 1334788, 1437464, 2335879, 2669576, 4671758, 9343516, 18687032]

約数ペア:

[(1, 18687032), (2, 9343516), (4, 4671758), (7, 2669576), (8, 2335879), (13, 1437464), (14, 1334788), (19, 983528), (26, 718732), (28, 667394), (38, 491764), (49, 381368), (52, 359366), (56, 333697), (76, 245882), (91, 205352), (98, 190684), (104, 179683), (133, 140504), (152, 122941), (182, 102676), (193, 96824), (196, 95342), (247, 75656), (266, 70252), (364, 51338), (386, 48412), (392, 47671), (494, 37828), (532, 35126), (637, 29336), (728, 25669), (772, 24206), (931, 20072), (988, 18914), (1064, 17563), (1274, 14668), (1351, 13832), (1544, 12103), (1729, 10808), (1862, 10036), (1976, 9457), (2509, 7448), (2548, 7334), (2702, 6916), (3458, 5404), (3667, 5096), (3724, 5018)]