19212786

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 42962400

約数和(自身を除く): 23749614

約数列:

[1, 2, 3, 6, 9, 18, 67, 89, 134, 178, 179, 201, 267, 358, 402, 534, 537, 603, 801, 1074, 1206, 1602, 1611, 3222, 5963, 11926, 11993, 15931, 17889, 23986, 31862, 35778, 35979, 47793, 53667, 71958, 95586, 107334, 107937, 143379, 215874, 286758, 1067377, 2134754, 3202131, 6404262, 9606393, 19212786]

約数ペア:

[(1, 19212786), (2, 9606393), (3, 6404262), (6, 3202131), (9, 2134754), (18, 1067377), (67, 286758), (89, 215874), (134, 143379), (178, 107937), (179, 107334), (201, 95586), (267, 71958), (358, 53667), (402, 47793), (534, 35979), (537, 35778), (603, 31862), (801, 23986), (1074, 17889), (1206, 15931), (1602, 11993), (1611, 11926), (3222, 5963)]