18940362

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2801}}^1$

素因数の和:2843

約数の個数: 48

約数和(自身を含む): 45997632

約数和(自身を除く): 27057270

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 2254, 2801, 3381, 5602, 6762, 8403, 16806, 19607, 39214, 58821, 64423, 117642, 128846, 137249, 193269, 274498, 386538, 411747, 450961, 823494, 901922, 1352883, 2705766, 3156727, 6313454, 9470181, 18940362]

約数ペア:

[(1, 18940362), (2, 9470181), (3, 6313454), (6, 3156727), (7, 2705766), (14, 1352883), (21, 901922), (23, 823494), (42, 450961), (46, 411747), (49, 386538), (69, 274498), (98, 193269), (138, 137249), (147, 128846), (161, 117642), (294, 64423), (322, 58821), (483, 39214), (966, 19607), (1127, 16806), (2254, 8403), (2801, 6762), (3381, 5602)]