189820904

素因数分解:

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

素因数の和:419

約数の個数: 72

約数和(自身を含む): 448192710

約数和(自身を除く): 258371806

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 193, 196, 364, 386, 392, 637, 728, 772, 1274, 1351, 1544, 2509, 2548, 2702, 5018, 5096, 5404, 9457, 10036, 10808, 17563, 18914, 20072, 35126, 37249, 37828, 70252, 74498, 75656, 122941, 140504, 148996, 245882, 260743, 297992, 484237, 491764, 521486, 968474, 983528, 1042972, 1825201, 1936948, 2085944, 3389659, 3650402, 3873896, 6779318, 7300804, 13558636, 14601608, 23727613, 27117272, 47455226, 94910452, 189820904]

約数ペア:

[(1, 189820904), (2, 94910452), (4, 47455226), (7, 27117272), (8, 23727613), (13, 14601608), (14, 13558636), (26, 7300804), (28, 6779318), (49, 3873896), (52, 3650402), (56, 3389659), (91, 2085944), (98, 1936948), (104, 1825201), (182, 1042972), (193, 983528), (196, 968474), (364, 521486), (386, 491764), (392, 484237), (637, 297992), (728, 260743), (772, 245882), (1274, 148996), (1351, 140504), (1544, 122941), (2509, 75656), (2548, 74498), (2702, 70252), (5018, 37828), (5096, 37249), (5404, 35126), (9457, 20072), (10036, 18914), (10808, 17563)]