18835050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{743}}^1$

素因数の和:784

約数の個数: 72

約数和(自身を含む): 50648544

約数和(自身を除く): 31813494

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 743, 845, 975, 1014, 1486, 1690, 1950, 2229, 2535, 3715, 4225, 4458, 5070, 7430, 8450, 9659, 11145, 12675, 18575, 19318, 22290, 25350, 28977, 37150, 48295, 55725, 57954, 96590, 111450, 125567, 144885, 241475, 251134, 289770, 376701, 482950, 627835, 724425, 753402, 1255670, 1448850, 1883505, 3139175, 3767010, 6278350, 9417525, 18835050]

約数ペア:

[(1, 18835050), (2, 9417525), (3, 6278350), (5, 3767010), (6, 3139175), (10, 1883505), (13, 1448850), (15, 1255670), (25, 753402), (26, 724425), (30, 627835), (39, 482950), (50, 376701), (65, 289770), (75, 251134), (78, 241475), (130, 144885), (150, 125567), (169, 111450), (195, 96590), (325, 57954), (338, 55725), (390, 48295), (507, 37150), (650, 28977), (743, 25350), (845, 22290), (975, 19318), (1014, 18575), (1486, 12675), (1690, 11145), (1950, 9659), (2229, 8450), (2535, 7430), (3715, 5070), (4225, 4458)]