19265508

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 51274496

約数和(自身を除く): 32008988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 61, 62, 93, 122, 124, 183, 186, 244, 279, 283, 366, 372, 549, 558, 566, 732, 849, 1098, 1116, 1132, 1698, 1891, 2196, 2547, 3396, 3782, 5094, 5673, 7564, 8773, 10188, 11346, 17019, 17263, 17546, 22692, 26319, 34038, 34526, 35092, 51789, 52638, 68076, 69052, 78957, 103578, 105276, 155367, 157914, 207156, 310734, 315828, 535153, 621468, 1070306, 1605459, 2140612, 3210918, 4816377, 6421836, 9632754, 19265508]

約数ペア:

[(1, 19265508), (2, 9632754), (3, 6421836), (4, 4816377), (6, 3210918), (9, 2140612), (12, 1605459), (18, 1070306), (31, 621468), (36, 535153), (61, 315828), (62, 310734), (93, 207156), (122, 157914), (124, 155367), (183, 105276), (186, 103578), (244, 78957), (279, 69052), (283, 68076), (366, 52638), (372, 51789), (549, 35092), (558, 34526), (566, 34038), (732, 26319), (849, 22692), (1098, 17546), (1116, 17263), (1132, 17019), (1698, 11346), (1891, 10188), (2196, 8773), (2547, 7564), (3396, 5673), (3782, 5094)]