18494600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 47020800

約数和(自身を除く): 28526200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 31, 38, 40, 50, 62, 76, 95, 100, 124, 152, 155, 157, 190, 200, 248, 310, 314, 380, 475, 589, 620, 628, 760, 775, 785, 950, 1178, 1240, 1256, 1550, 1570, 1900, 2356, 2945, 2983, 3100, 3140, 3800, 3925, 4712, 4867, 5890, 5966, 6200, 6280, 7850, 9734, 11780, 11932, 14725, 14915, 15700, 19468, 23560, 23864, 24335, 29450, 29830, 31400, 38936, 48670, 58900, 59660, 74575, 92473, 97340, 117800, 119320, 121675, 149150, 184946, 194680, 243350, 298300, 369892, 462365, 486700, 596600, 739784, 924730, 973400, 1849460, 2311825, 3698920, 4623650, 9247300, 18494600]

約数ペア:

[(1, 18494600), (2, 9247300), (4, 4623650), (5, 3698920), (8, 2311825), (10, 1849460), (19, 973400), (20, 924730), (25, 739784), (31, 596600), (38, 486700), (40, 462365), (50, 369892), (62, 298300), (76, 243350), (95, 194680), (100, 184946), (124, 149150), (152, 121675), (155, 119320), (157, 117800), (190, 97340), (200, 92473), (248, 74575), (310, 59660), (314, 58900), (380, 48670), (475, 38936), (589, 31400), (620, 29830), (628, 29450), (760, 24335), (775, 23864), (785, 23560), (950, 19468), (1178, 15700), (1240, 14915), (1256, 14725), (1550, 11932), (1570, 11780), (1900, 9734), (2356, 7850), (2945, 6280), (2983, 6200), (3100, 5966), (3140, 5890), (3800, 4867), (3925, 4712)]