19658388

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 48688640

約数和(自身を除く): 29030252

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 151, 228, 302, 453, 571, 604, 906, 1142, 1713, 1812, 2284, 2869, 3426, 5738, 6852, 8607, 10849, 11476, 17214, 21698, 32547, 34428, 43396, 65094, 86221, 130188, 172442, 258663, 344884, 517326, 1034652, 1638199, 3276398, 4914597, 6552796, 9829194, 19658388]

約数ペア:

[(1, 19658388), (2, 9829194), (3, 6552796), (4, 4914597), (6, 3276398), (12, 1638199), (19, 1034652), (38, 517326), (57, 344884), (76, 258663), (114, 172442), (151, 130188), (228, 86221), (302, 65094), (453, 43396), (571, 34428), (604, 32547), (906, 21698), (1142, 17214), (1713, 11476), (1812, 10849), (2284, 8607), (2869, 6852), (3426, 5738)]