18195540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1451}}^1$

素因数の和:1493

約数の個数: 96

約数和(自身を含む): 58544640

約数和(自身を除く): 40349100

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1254, 1451, 2090, 2508, 2902, 3135, 4180, 4353, 5804, 6270, 7255, 8706, 12540, 14510, 15961, 17412, 21765, 27569, 29020, 31922, 43530, 47883, 55138, 63844, 79805, 82707, 87060, 95766, 110276, 137845, 159610, 165414, 191532, 239415, 275690, 303259, 319220, 330828, 413535, 478830, 551380, 606518, 827070, 909777, 957660, 1213036, 1516295, 1654140, 1819554, 3032590, 3639108, 4548885, 6065180, 9097770, 18195540]

約数ペア:

[(1, 18195540), (2, 9097770), (3, 6065180), (4, 4548885), (5, 3639108), (6, 3032590), (10, 1819554), (11, 1654140), (12, 1516295), (15, 1213036), (19, 957660), (20, 909777), (22, 827070), (30, 606518), (33, 551380), (38, 478830), (44, 413535), (55, 330828), (57, 319220), (60, 303259), (66, 275690), (76, 239415), (95, 191532), (110, 165414), (114, 159610), (132, 137845), (165, 110276), (190, 95766), (209, 87060), (220, 82707), (228, 79805), (285, 63844), (330, 55138), (380, 47883), (418, 43530), (570, 31922), (627, 29020), (660, 27569), (836, 21765), (1045, 17412), (1140, 15961), (1254, 14510), (1451, 12540), (2090, 8706), (2508, 7255), (2902, 6270), (3135, 5804), (4180, 4353)]