19719539052

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1\times {\mathrm{40879}}^1$

素因数の和:41606

約数の個数: 48

約数和(自身を含む): 46838668800

約数和(自身を除く): 27119129748

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 659, 732, 1318, 1977, 2636, 3954, 7908, 40199, 40879, 80398, 81758, 120597, 122637, 160796, 163516, 241194, 245274, 482388, 490548, 2493619, 4987238, 7480857, 9974476, 14961714, 26939261, 29923428, 53878522, 80817783, 107757044, 161635566, 323271132, 1643294921, 3286589842, 4929884763, 6573179684, 9859769526, 19719539052]

約数ペア:

[(1, 19719539052), (2, 9859769526), (3, 6573179684), (4, 4929884763), (6, 3286589842), (12, 1643294921), (61, 323271132), (122, 161635566), (183, 107757044), (244, 80817783), (366, 53878522), (659, 29923428), (732, 26939261), (1318, 14961714), (1977, 9974476), (2636, 7480857), (3954, 4987238), (7908, 2493619), (40199, 490548), (40879, 482388), (80398, 245274), (81758, 241194), (120597, 163516), (122637, 160796)]