19893468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13931}}^1$

素因数の和:13962

約数の個数: 48

約数和(自身を含む): 56173824

約数和(自身を除く): 36280356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 13931, 27862, 41793, 55724, 83586, 97517, 167172, 195034, 236827, 292551, 390068, 473654, 585102, 710481, 947308, 1170204, 1420962, 1657789, 2841924, 3315578, 4973367, 6631156, 9946734, 19893468]

約数ペア:

[(1, 19893468), (2, 9946734), (3, 6631156), (4, 4973367), (6, 3315578), (7, 2841924), (12, 1657789), (14, 1420962), (17, 1170204), (21, 947308), (28, 710481), (34, 585102), (42, 473654), (51, 390068), (68, 292551), (84, 236827), (102, 195034), (119, 167172), (204, 97517), (238, 83586), (357, 55724), (476, 41793), (714, 27862), (1428, 13931)]