19676172

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 48675200

約数和(自身を除く): 28999028

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 211, 228, 409, 422, 633, 818, 844, 1227, 1266, 1636, 2454, 2532, 4009, 4908, 7771, 8018, 12027, 15542, 16036, 23313, 24054, 31084, 46626, 48108, 86299, 93252, 172598, 258897, 345196, 517794, 1035588, 1639681, 3279362, 4919043, 6558724, 9838086, 19676172]

約数ペア:

[(1, 19676172), (2, 9838086), (3, 6558724), (4, 4919043), (6, 3279362), (12, 1639681), (19, 1035588), (38, 517794), (57, 345196), (76, 258897), (114, 172598), (211, 93252), (228, 86299), (409, 48108), (422, 46626), (633, 31084), (818, 24054), (844, 23313), (1227, 16036), (1266, 15542), (1636, 12027), (2454, 8018), (2532, 7771), (4009, 4908)]