18807030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{157}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 54127008

約数和(自身を除く): 35319978

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 157, 165, 198, 242, 314, 330, 363, 471, 495, 605, 726, 785, 942, 990, 1089, 1210, 1331, 1413, 1570, 1727, 1815, 2178, 2355, 2662, 2826, 3454, 3630, 3993, 4710, 5181, 5445, 6655, 7065, 7986, 8635, 10362, 10890, 11979, 13310, 14130, 15543, 17270, 18997, 19965, 23958, 25905, 31086, 37994, 39930, 51810, 56991, 59895, 77715, 94985, 113982, 119790, 155430, 170973, 189970, 208967, 284955, 341946, 417934, 569910, 626901, 854865, 1044835, 1253802, 1709730, 1880703, 2089670, 3134505, 3761406, 6269010, 9403515, 18807030]

約数ペア:

[(1, 18807030), (2, 9403515), (3, 6269010), (5, 3761406), (6, 3134505), (9, 2089670), (10, 1880703), (11, 1709730), (15, 1253802), (18, 1044835), (22, 854865), (30, 626901), (33, 569910), (45, 417934), (55, 341946), (66, 284955), (90, 208967), (99, 189970), (110, 170973), (121, 155430), (157, 119790), (165, 113982), (198, 94985), (242, 77715), (314, 59895), (330, 56991), (363, 51810), (471, 39930), (495, 37994), (605, 31086), (726, 25905), (785, 23958), (942, 19965), (990, 18997), (1089, 17270), (1210, 15543), (1331, 14130), (1413, 13310), (1570, 11979), (1727, 10890), (1815, 10362), (2178, 8635), (2355, 7986), (2662, 7065), (2826, 6655), (3454, 5445), (3630, 5181), (3993, 4710)]