19391058

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 46472400

約数和(自身を除く): 27081342

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 59, 62, 93, 114, 118, 171, 177, 186, 279, 342, 354, 531, 558, 589, 961, 1062, 1121, 1178, 1767, 1829, 1922, 2242, 2883, 3363, 3534, 3658, 5301, 5487, 5766, 6726, 8649, 10089, 10602, 10974, 16461, 17298, 18259, 20178, 32922, 34751, 36518, 54777, 56699, 69502, 104253, 109554, 113398, 164331, 170097, 208506, 312759, 328662, 340194, 510291, 625518, 1020582, 1077281, 2154562, 3231843, 6463686, 9695529, 19391058]

約数ペア:

[(1, 19391058), (2, 9695529), (3, 6463686), (6, 3231843), (9, 2154562), (18, 1077281), (19, 1020582), (31, 625518), (38, 510291), (57, 340194), (59, 328662), (62, 312759), (93, 208506), (114, 170097), (118, 164331), (171, 113398), (177, 109554), (186, 104253), (279, 69502), (342, 56699), (354, 54777), (531, 36518), (558, 34751), (589, 32922), (961, 20178), (1062, 18259), (1121, 17298), (1178, 16461), (1767, 10974), (1829, 10602), (1922, 10089), (2242, 8649), (2883, 6726), (3363, 5766), (3534, 5487), (3658, 5301)]