19357084

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 37721376

約数和(自身を除く): 18364292

約数列:

[1, 2, 4, 17, 34, 41, 53, 68, 82, 106, 131, 164, 212, 262, 524, 697, 901, 1394, 1802, 2173, 2227, 2788, 3604, 4346, 4454, 5371, 6943, 8692, 8908, 10742, 13886, 21484, 27772, 36941, 73882, 91307, 118031, 147764, 182614, 236062, 284663, 365228, 472124, 569326, 1138652, 4839271, 9678542, 19357084]

約数ペア:

[(1, 19357084), (2, 9678542), (4, 4839271), (17, 1138652), (34, 569326), (41, 472124), (53, 365228), (68, 284663), (82, 236062), (106, 182614), (131, 147764), (164, 118031), (212, 91307), (262, 73882), (524, 36941), (697, 27772), (901, 21484), (1394, 13886), (1802, 10742), (2173, 8908), (2227, 8692), (2788, 6943), (3604, 5371), (4346, 4454)]