19674025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 30136960

約数和(自身を除く): 10462935

約数列:

[1, 5, 7, 19, 25, 35, 61, 95, 97, 133, 175, 305, 427, 475, 485, 665, 679, 1159, 1525, 1843, 2135, 2425, 3325, 3395, 5795, 5917, 8113, 9215, 10675, 12901, 16975, 28975, 29585, 40565, 41419, 46075, 64505, 112423, 147925, 202825, 207095, 322525, 562115, 786961, 1035475, 2810575, 3934805, 19674025]

約数ペア:

[(1, 19674025), (5, 3934805), (7, 2810575), (19, 1035475), (25, 786961), (35, 562115), (61, 322525), (95, 207095), (97, 202825), (133, 147925), (175, 112423), (305, 64505), (427, 46075), (475, 41419), (485, 40565), (665, 29585), (679, 28975), (1159, 16975), (1525, 12901), (1843, 10675), (2135, 9215), (2425, 8113), (3325, 5917), (3395, 5795)]