19365331384

素因数分解:

$2^3\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{311821}}^1$

素因数の和:312943

約数の個数: 32

約数和(自身を含む): 41534690400

約数和(自身を除く): 22169359016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1109, 2218, 4436, 7763, 8872, 15526, 31052, 62104, 311821, 623642, 1247284, 2182747, 2494568, 4365494, 8730988, 17461976, 345809489, 691618978, 1383237956, 2420666423, 2766475912, 4841332846, 9682665692, 19365331384]

約数ペア:

[(1, 19365331384), (2, 9682665692), (4, 4841332846), (7, 2766475912), (8, 2420666423), (14, 1383237956), (28, 691618978), (56, 345809489), (1109, 17461976), (2218, 8730988), (4436, 4365494), (7763, 2494568), (8872, 2182747), (15526, 1247284), (31052, 623642), (62104, 311821)]