18017426028

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{187987}}^1$

素因数の和:188171

約数の個数: 72

約数和(自身を含む): 49204731072

約数和(自身を除く): 31187305044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 163, 196, 294, 326, 489, 588, 652, 978, 1141, 1956, 2282, 3423, 4564, 6846, 7987, 13692, 15974, 23961, 31948, 47922, 95844, 187987, 375974, 563961, 751948, 1127922, 1315909, 2255844, 2631818, 3947727, 5263636, 7895454, 9211363, 15790908, 18422726, 27634089, 30641881, 36845452, 55268178, 61283762, 91925643, 110536356, 122567524, 183851286, 214493167, 367702572, 428986334, 643479501, 857972668, 1286959002, 1501452169, 2573918004, 3002904338, 4504356507, 6005808676, 9008713014, 18017426028]

約数ペア:

[(1, 18017426028), (2, 9008713014), (3, 6005808676), (4, 4504356507), (6, 3002904338), (7, 2573918004), (12, 1501452169), (14, 1286959002), (21, 857972668), (28, 643479501), (42, 428986334), (49, 367702572), (84, 214493167), (98, 183851286), (147, 122567524), (163, 110536356), (196, 91925643), (294, 61283762), (326, 55268178), (489, 36845452), (588, 30641881), (652, 27634089), (978, 18422726), (1141, 15790908), (1956, 9211363), (2282, 7895454), (3423, 5263636), (4564, 3947727), (6846, 2631818), (7987, 2255844), (13692, 1315909), (15974, 1127922), (23961, 751948), (31948, 563961), (47922, 375974), (95844, 187987)]