2018457540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1019423}}^1$

素因数の和:1019449

約数の個数: 72

約数和(自身を含む): 6679266048

約数和(自身を除く): 4660808508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 1019423, 2038846, 3058269, 4077692, 5097115, 6116538, 9174807, 10194230, 11213653, 12233076, 15291345, 18349614, 20388460, 22427306, 30582690, 33640959, 36699228, 44854612, 45874035, 56068265, 61165380, 67281918, 91748070, 100922877, 112136530, 134563836, 168204795, 183496140, 201845754, 224273060, 336409590, 403691508, 504614385, 672819180, 1009228770, 2018457540]

約数ペア:

[(1, 2018457540), (2, 1009228770), (3, 672819180), (4, 504614385), (5, 403691508), (6, 336409590), (9, 224273060), (10, 201845754), (11, 183496140), (12, 168204795), (15, 134563836), (18, 112136530), (20, 100922877), (22, 91748070), (30, 67281918), (33, 61165380), (36, 56068265), (44, 45874035), (45, 44854612), (55, 36699228), (60, 33640959), (66, 30582690), (90, 22427306), (99, 20388460), (110, 18349614), (132, 15291345), (165, 12233076), (180, 11213653), (198, 10194230), (220, 9174807), (330, 6116538), (396, 5097115), (495, 4077692), (660, 3058269), (990, 2038846), (1980, 1019423)]