19548390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 50222592

約数和(自身を除く): 30674202

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 41, 46, 69, 82, 115, 123, 138, 205, 230, 246, 345, 410, 615, 690, 691, 943, 1230, 1382, 1886, 2073, 2829, 3455, 4146, 4715, 5658, 6910, 9430, 10365, 14145, 15893, 20730, 28290, 28331, 31786, 47679, 56662, 79465, 84993, 95358, 141655, 158930, 169986, 238395, 283310, 424965, 476790, 651613, 849930, 1303226, 1954839, 3258065, 3909678, 6516130, 9774195, 19548390]

約数ペア:

[(1, 19548390), (2, 9774195), (3, 6516130), (5, 3909678), (6, 3258065), (10, 1954839), (15, 1303226), (23, 849930), (30, 651613), (41, 476790), (46, 424965), (69, 283310), (82, 238395), (115, 169986), (123, 158930), (138, 141655), (205, 95358), (230, 84993), (246, 79465), (345, 56662), (410, 47679), (615, 31786), (690, 28331), (691, 28290), (943, 20730), (1230, 15893), (1382, 14145), (1886, 10365), (2073, 9430), (2829, 6910), (3455, 5658), (4146, 4715)]