18973488

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 51996672

約数和(自身を除く): 33023184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 41, 48, 62, 82, 93, 123, 124, 164, 186, 246, 248, 311, 328, 372, 492, 496, 622, 656, 744, 933, 984, 1244, 1271, 1488, 1866, 1968, 2488, 2542, 3732, 3813, 4976, 5084, 7464, 7626, 9641, 10168, 12751, 14928, 15252, 19282, 20336, 25502, 28923, 30504, 38253, 38564, 51004, 57846, 61008, 76506, 77128, 102008, 115692, 153012, 154256, 204016, 231384, 306024, 395281, 462768, 612048, 790562, 1185843, 1581124, 2371686, 3162248, 4743372, 6324496, 9486744, 18973488]

約数ペア:

[(1, 18973488), (2, 9486744), (3, 6324496), (4, 4743372), (6, 3162248), (8, 2371686), (12, 1581124), (16, 1185843), (24, 790562), (31, 612048), (41, 462768), (48, 395281), (62, 306024), (82, 231384), (93, 204016), (123, 154256), (124, 153012), (164, 115692), (186, 102008), (246, 77128), (248, 76506), (311, 61008), (328, 57846), (372, 51004), (492, 38564), (496, 38253), (622, 30504), (656, 28923), (744, 25502), (933, 20336), (984, 19282), (1244, 15252), (1271, 14928), (1488, 12751), (1866, 10168), (1968, 9641), (2488, 7626), (2542, 7464), (3732, 5084), (3813, 4976)]