19170050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1235

約数の個数: 48

約数和(自身を含む): 39774240

約数和(自身を除く): 20604190

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 170, 190, 323, 425, 475, 646, 850, 950, 1187, 1615, 2374, 3230, 5935, 8075, 11870, 16150, 20179, 22553, 29675, 40358, 45106, 59350, 100895, 112765, 201790, 225530, 383401, 504475, 563825, 766802, 1008950, 1127650, 1917005, 3834010, 9585025, 19170050]

約数ペア:

[(1, 19170050), (2, 9585025), (5, 3834010), (10, 1917005), (17, 1127650), (19, 1008950), (25, 766802), (34, 563825), (38, 504475), (50, 383401), (85, 225530), (95, 201790), (170, 112765), (190, 100895), (323, 59350), (425, 45106), (475, 40358), (646, 29675), (850, 22553), (950, 20179), (1187, 16150), (1615, 11870), (2374, 8075), (3230, 5935)]