19429830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{30841}}^1$

素因数の和:30861

約数の個数: 48

約数和(自身を含む): 57736224

約数和(自身を除く): 38306394

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 30841, 61682, 92523, 154205, 185046, 215887, 277569, 308410, 431774, 462615, 555138, 647661, 925230, 1079435, 1295322, 1387845, 1942983, 2158870, 2775690, 3238305, 3885966, 6476610, 9714915, 19429830]

約数ペア:

[(1, 19429830), (2, 9714915), (3, 6476610), (5, 3885966), (6, 3238305), (7, 2775690), (9, 2158870), (10, 1942983), (14, 1387845), (15, 1295322), (18, 1079435), (21, 925230), (30, 647661), (35, 555138), (42, 462615), (45, 431774), (63, 308410), (70, 277569), (90, 215887), (105, 185046), (126, 154205), (210, 92523), (315, 61682), (630, 30841)]