19531386

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{409}}^1$

素因数の和:803

約数の個数: 48

約数和(自身を含む): 48609600

約数和(自身を除く): 29078214

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 379, 409, 758, 818, 1137, 1227, 2274, 2454, 2653, 2863, 3411, 3681, 5306, 5726, 6822, 7362, 7959, 8589, 15918, 17178, 23877, 25767, 47754, 51534, 155011, 310022, 465033, 930066, 1085077, 1395099, 2170154, 2790198, 3255231, 6510462, 9765693, 19531386]

約数ペア:

[(1, 19531386), (2, 9765693), (3, 6510462), (6, 3255231), (7, 2790198), (9, 2170154), (14, 1395099), (18, 1085077), (21, 930066), (42, 465033), (63, 310022), (126, 155011), (379, 51534), (409, 47754), (758, 25767), (818, 23877), (1137, 17178), (1227, 15918), (2274, 8589), (2454, 7959), (2653, 7362), (2863, 6822), (3411, 5726), (3681, 5306)]