17858932

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 40308576

約数和(自身を除く): 22449644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 49, 52, 86, 91, 98, 163, 172, 182, 196, 301, 326, 364, 559, 602, 637, 652, 1118, 1141, 1204, 1274, 2107, 2119, 2236, 2282, 2548, 3913, 4214, 4238, 4564, 7009, 7826, 7987, 8428, 8476, 14018, 14833, 15652, 15974, 27391, 28036, 29666, 31948, 49063, 54782, 59332, 91117, 98126, 103831, 109564, 182234, 196252, 207662, 343441, 364468, 415324, 637819, 686882, 1275638, 1373764, 2551276, 4464733, 8929466, 17858932]

約数ペア:

[(1, 17858932), (2, 8929466), (4, 4464733), (7, 2551276), (13, 1373764), (14, 1275638), (26, 686882), (28, 637819), (43, 415324), (49, 364468), (52, 343441), (86, 207662), (91, 196252), (98, 182234), (163, 109564), (172, 103831), (182, 98126), (196, 91117), (301, 59332), (326, 54782), (364, 49063), (559, 31948), (602, 29666), (637, 28036), (652, 27391), (1118, 15974), (1141, 15652), (1204, 14833), (1274, 14018), (2107, 8476), (2119, 8428), (2236, 7987), (2282, 7826), (2548, 7009), (3913, 4564), (4214, 4238)]