19009065

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 31881600

約数和(自身を除く): 12872535

約数列:

[1, 3, 5, 15, 29, 87, 89, 145, 267, 435, 445, 491, 1335, 1473, 2455, 2581, 7365, 7743, 12905, 14239, 38715, 42717, 43699, 71195, 131097, 213585, 218495, 655485, 1267271, 3801813, 6336355, 19009065]

約数ペア:

[(1, 19009065), (3, 6336355), (5, 3801813), (15, 1267271), (29, 655485), (87, 218495), (89, 213585), (145, 131097), (267, 71195), (435, 43699), (445, 42717), (491, 38715), (1335, 14239), (1473, 12905), (2455, 7743), (2581, 7365)]