18773430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1301}}^1$

素因数の和:1361

約数の個数: 64

約数和(自身を含む): 49871808

約数和(自身を除く): 31098378

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 185, 195, 222, 370, 390, 481, 555, 962, 1110, 1301, 1443, 2405, 2602, 2886, 3903, 4810, 6505, 7215, 7806, 13010, 14430, 16913, 19515, 33826, 39030, 48137, 50739, 84565, 96274, 101478, 144411, 169130, 240685, 253695, 288822, 481370, 507390, 625781, 722055, 1251562, 1444110, 1877343, 3128905, 3754686, 6257810, 9386715, 18773430]

約数ペア:

[(1, 18773430), (2, 9386715), (3, 6257810), (5, 3754686), (6, 3128905), (10, 1877343), (13, 1444110), (15, 1251562), (26, 722055), (30, 625781), (37, 507390), (39, 481370), (65, 288822), (74, 253695), (78, 240685), (111, 169130), (130, 144411), (185, 101478), (195, 96274), (222, 84565), (370, 50739), (390, 48137), (481, 39030), (555, 33826), (962, 19515), (1110, 16913), (1301, 14430), (1443, 13010), (2405, 7806), (2602, 7215), (2886, 6505), (3903, 4810)]