19173990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{599}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 31629210

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 97, 110, 165, 194, 291, 330, 485, 582, 599, 970, 1067, 1198, 1455, 1797, 2134, 2910, 2995, 3201, 3594, 5335, 5990, 6402, 6589, 8985, 10670, 13178, 16005, 17970, 19767, 32010, 32945, 39534, 58103, 65890, 98835, 116206, 174309, 197670, 290515, 348618, 581030, 639133, 871545, 1278266, 1743090, 1917399, 3195665, 3834798, 6391330, 9586995, 19173990]

約数ペア:

[(1, 19173990), (2, 9586995), (3, 6391330), (5, 3834798), (6, 3195665), (10, 1917399), (11, 1743090), (15, 1278266), (22, 871545), (30, 639133), (33, 581030), (55, 348618), (66, 290515), (97, 197670), (110, 174309), (165, 116206), (194, 98835), (291, 65890), (330, 58103), (485, 39534), (582, 32945), (599, 32010), (970, 19767), (1067, 17970), (1198, 16005), (1455, 13178), (1797, 10670), (2134, 8985), (2910, 6589), (2995, 6402), (3201, 5990), (3594, 5335)]