18349236

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 48353760

約数和(自身を除く): 30004524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 59, 106, 118, 159, 163, 177, 212, 236, 318, 326, 354, 477, 489, 531, 636, 652, 708, 954, 978, 1062, 1467, 1908, 1956, 2124, 2934, 3127, 5868, 6254, 8639, 9381, 9617, 12508, 17278, 18762, 19234, 25917, 28143, 28851, 34556, 37524, 38468, 51834, 56286, 57702, 77751, 86553, 103668, 112572, 115404, 155502, 173106, 311004, 346212, 509701, 1019402, 1529103, 2038804, 3058206, 4587309, 6116412, 9174618, 18349236]

約数ペア:

[(1, 18349236), (2, 9174618), (3, 6116412), (4, 4587309), (6, 3058206), (9, 2038804), (12, 1529103), (18, 1019402), (36, 509701), (53, 346212), (59, 311004), (106, 173106), (118, 155502), (159, 115404), (163, 112572), (177, 103668), (212, 86553), (236, 77751), (318, 57702), (326, 56286), (354, 51834), (477, 38468), (489, 37524), (531, 34556), (636, 28851), (652, 28143), (708, 25917), (954, 19234), (978, 18762), (1062, 17278), (1467, 12508), (1908, 9617), (1956, 9381), (2124, 8639), (2934, 6254), (3127, 5868)]